From 279059d4db88a24f4dc20fffc7a443375a0a5ab2 Mon Sep 17 00:00:00 2001
From: Daniel Gerhardt <code@dgerhardt.net>
Date: Thu, 22 Feb 2018 18:24:08 +0100
Subject: [PATCH] Update copyright year and add 'and Contributors'

---
 src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java       | 2 +-
 src/main/java/de/thm/arsnova/CasUserDetailsService.java         | 2 +-
 src/main/java/de/thm/arsnova/FeedbackStorage.java               | 2 +-
 src/main/java/de/thm/arsnova/ImageUtils.java                    | 2 +-
 .../java/de/thm/arsnova/LoginAuthenticationFailureHandler.java  | 2 +-
 .../java/de/thm/arsnova/LoginAuthenticationSucessHandler.java   | 2 +-
 src/main/java/de/thm/arsnova/PaginationListDecorator.java       | 2 +-
 src/main/java/de/thm/arsnova/aop/RangeAspect.java               | 2 +-
 src/main/java/de/thm/arsnova/aop/UserSessionAspect.java         | 2 +-
 src/main/java/de/thm/arsnova/cache/CacheBustListener.java       | 2 +-
 src/main/java/de/thm/arsnova/cache/CacheBuster.java             | 2 +-
 src/main/java/de/thm/arsnova/cache/ICacheBuster.java            | 2 +-
 src/main/java/de/thm/arsnova/cache/ScheduledCacheBuster.java    | 2 +-
 src/main/java/de/thm/arsnova/config/ExtraConfig.java            | 2 +-
 src/main/java/de/thm/arsnova/config/SecurityConfig.java         | 2 +-
 src/main/java/de/thm/arsnova/controller/AbstractController.java | 2 +-
 .../de/thm/arsnova/controller/AudienceQuestionController.java   | 2 +-
 .../java/de/thm/arsnova/controller/ConfigurationController.java | 2 +-
 .../de/thm/arsnova/controller/ControllerExceptionHandler.java   | 2 +-
 src/main/java/de/thm/arsnova/controller/CourseController.java   | 2 +-
 src/main/java/de/thm/arsnova/controller/FeedbackController.java | 2 +-
 .../de/thm/arsnova/controller/LecturerQuestionController.java   | 2 +-
 src/main/java/de/thm/arsnova/controller/LegacyController.java   | 2 +-
 src/main/java/de/thm/arsnova/controller/LoginController.java    | 2 +-
 src/main/java/de/thm/arsnova/controller/MotdController.java     | 2 +-
 .../java/de/thm/arsnova/controller/PaginationController.java    | 2 +-
 src/main/java/de/thm/arsnova/controller/SessionController.java  | 2 +-
 src/main/java/de/thm/arsnova/controller/SocketController.java   | 2 +-
 .../java/de/thm/arsnova/controller/StatisticsController.java    | 2 +-
 src/main/java/de/thm/arsnova/controller/UserController.java     | 2 +-
 src/main/java/de/thm/arsnova/controller/WelcomeController.java  | 2 +-
 src/main/java/de/thm/arsnova/dao/CouchDBDao.java                | 2 +-
 src/main/java/de/thm/arsnova/dao/IDatabaseDao.java              | 2 +-
 src/main/java/de/thm/arsnova/dao/NovaView.java                  | 2 +-
 src/main/java/de/thm/arsnova/domain/CourseScore.java            | 2 +-
 .../java/de/thm/arsnova/domain/ILearningProgressFactory.java    | 2 +-
 src/main/java/de/thm/arsnova/domain/LearningProgress.java       | 2 +-
 .../java/de/thm/arsnova/domain/LearningProgressFactory.java     | 2 +-
 .../java/de/thm/arsnova/domain/LearningProgressListener.java    | 2 +-
 .../java/de/thm/arsnova/domain/PointBasedLearningProgress.java  | 2 +-
 .../de/thm/arsnova/domain/QuestionBasedLearningProgress.java    | 2 +-
 src/main/java/de/thm/arsnova/domain/QuestionScore.java          | 2 +-
 src/main/java/de/thm/arsnova/domain/UserScore.java              | 2 +-
 .../java/de/thm/arsnova/domain/VariantLearningProgress.java     | 2 +-
 src/main/java/de/thm/arsnova/entities/Answer.java               | 2 +-
 src/main/java/de/thm/arsnova/entities/Authorize.java            | 2 +-
 src/main/java/de/thm/arsnova/entities/DbUser.java               | 2 +-
 src/main/java/de/thm/arsnova/entities/Feedback.java             | 2 +-
 src/main/java/de/thm/arsnova/entities/InterposedQuestion.java   | 2 +-
 .../java/de/thm/arsnova/entities/InterposedReadingCount.java    | 2 +-
 .../java/de/thm/arsnova/entities/LearningProgressOptions.java   | 2 +-
 src/main/java/de/thm/arsnova/entities/LogEntry.java             | 2 +-
 src/main/java/de/thm/arsnova/entities/LoggedIn.java             | 2 +-
 src/main/java/de/thm/arsnova/entities/Motd.java                 | 2 +-
 src/main/java/de/thm/arsnova/entities/MotdList.java             | 2 +-
 src/main/java/de/thm/arsnova/entities/PossibleAnswer.java       | 2 +-
 src/main/java/de/thm/arsnova/entities/Question.java             | 2 +-
 src/main/java/de/thm/arsnova/entities/ServiceDescription.java   | 2 +-
 src/main/java/de/thm/arsnova/entities/Session.java              | 2 +-
 src/main/java/de/thm/arsnova/entities/SessionFeature.java       | 2 +-
 src/main/java/de/thm/arsnova/entities/SessionInfo.java          | 2 +-
 src/main/java/de/thm/arsnova/entities/Statistics.java           | 2 +-
 src/main/java/de/thm/arsnova/entities/User.java                 | 2 +-
 src/main/java/de/thm/arsnova/entities/VisitedSession.java       | 2 +-
 src/main/java/de/thm/arsnova/entities/transport/Answer.java     | 2 +-
 .../de/thm/arsnova/entities/transport/AnswerQueueElement.java   | 2 +-
 .../de/thm/arsnova/entities/transport/ImportExportSession.java  | 2 +-
 .../de/thm/arsnova/entities/transport/InterposedQuestion.java   | 2 +-
 .../thm/arsnova/entities/transport/LearningProgressOptions.java | 2 +-
 .../thm/arsnova/entities/transport/LearningProgressValues.java  | 2 +-
 .../java/de/thm/arsnova/events/ChangeLearningProgressEvent.java | 2 +-
 .../de/thm/arsnova/events/DeleteAllLectureAnswersEvent.java     | 2 +-
 .../de/thm/arsnova/events/DeleteAllPreparationAnswersEvent.java | 2 +-
 .../de/thm/arsnova/events/DeleteAllQuestionsAnswersEvent.java   | 2 +-
 .../java/de/thm/arsnova/events/DeleteAllQuestionsEvent.java     | 2 +-
 src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java      | 2 +-
 .../de/thm/arsnova/events/DeleteFeedbackForSessionsEvent.java   | 2 +-
 .../de/thm/arsnova/events/DeleteInterposedQuestionEvent.java    | 2 +-
 src/main/java/de/thm/arsnova/events/DeleteQuestionEvent.java    | 2 +-
 src/main/java/de/thm/arsnova/events/DeleteSessionEvent.java     | 2 +-
 src/main/java/de/thm/arsnova/events/FeatureChangeEvent.java     | 2 +-
 src/main/java/de/thm/arsnova/events/FlipFlashcardsEvent.java    | 2 +-
 src/main/java/de/thm/arsnova/events/LockFeedbackEvent.java      | 2 +-
 src/main/java/de/thm/arsnova/events/LockQuestionEvent.java      | 2 +-
 src/main/java/de/thm/arsnova/events/LockQuestionsEvent.java     | 2 +-
 src/main/java/de/thm/arsnova/events/LockVoteEvent.java          | 2 +-
 src/main/java/de/thm/arsnova/events/LockVotesEvent.java         | 2 +-
 src/main/java/de/thm/arsnova/events/NewAnswerEvent.java         | 2 +-
 src/main/java/de/thm/arsnova/events/NewFeedbackEvent.java       | 2 +-
 .../java/de/thm/arsnova/events/NewInterposedQuestionEvent.java  | 2 +-
 src/main/java/de/thm/arsnova/events/NewQuestionEvent.java       | 2 +-
 src/main/java/de/thm/arsnova/events/NewSessionEvent.java        | 2 +-
 src/main/java/de/thm/arsnova/events/NovaEvent.java              | 2 +-
 src/main/java/de/thm/arsnova/events/NovaEventVisitor.java       | 2 +-
 src/main/java/de/thm/arsnova/events/PiRoundCancelEvent.java     | 2 +-
 .../java/de/thm/arsnova/events/PiRoundDelayedStartEvent.java    | 2 +-
 src/main/java/de/thm/arsnova/events/PiRoundEndEvent.java        | 2 +-
 src/main/java/de/thm/arsnova/events/PiRoundResetEvent.java      | 2 +-
 src/main/java/de/thm/arsnova/events/SessionEvent.java           | 2 +-
 src/main/java/de/thm/arsnova/events/StatusSessionEvent.java     | 2 +-
 src/main/java/de/thm/arsnova/events/UnlockQuestionEvent.java    | 2 +-
 src/main/java/de/thm/arsnova/events/UnlockQuestionsEvent.java   | 2 +-
 src/main/java/de/thm/arsnova/events/UnlockVoteEvent.java        | 2 +-
 src/main/java/de/thm/arsnova/events/UnlockVotesEvent.java       | 2 +-
 .../de/thm/arsnova/security/ApplicationPermissionEvaluator.java | 2 +-
 .../de/thm/arsnova/security/CustomLdapUserDetailsMapper.java    | 2 +-
 src/main/java/de/thm/arsnova/security/DbUserDetailsService.java | 2 +-
 src/main/java/de/thm/arsnova/services/FeedbackService.java      | 2 +-
 src/main/java/de/thm/arsnova/services/IFeedbackService.java     | 2 +-
 src/main/java/de/thm/arsnova/services/IMotdService.java         | 2 +-
 src/main/java/de/thm/arsnova/services/IQuestionService.java     | 2 +-
 src/main/java/de/thm/arsnova/services/ISessionService.java      | 2 +-
 src/main/java/de/thm/arsnova/services/IStatisticsService.java   | 2 +-
 src/main/java/de/thm/arsnova/services/IUserService.java         | 2 +-
 src/main/java/de/thm/arsnova/services/MotdService.java          | 2 +-
 src/main/java/de/thm/arsnova/services/QuestionService.java      | 2 +-
 .../java/de/thm/arsnova/services/ResponseProviderService.java   | 2 +-
 .../de/thm/arsnova/services/ResponseProviderServiceImpl.java    | 2 +-
 src/main/java/de/thm/arsnova/services/SessionService.java       | 2 +-
 src/main/java/de/thm/arsnova/services/StatisticsService.java    | 2 +-
 src/main/java/de/thm/arsnova/services/UserService.java          | 2 +-
 src/main/java/de/thm/arsnova/services/UserSessionService.java   | 2 +-
 .../java/de/thm/arsnova/services/UserSessionServiceImpl.java    | 2 +-
 src/main/java/de/thm/arsnova/socket/ARSnovaSocket.java          | 2 +-
 src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java  | 2 +-
 src/main/java/de/thm/arsnova/socket/ARSnovaSocketListener.java  | 2 +-
 src/main/java/de/thm/arsnova/socket/message/Feedback.java       | 2 +-
 src/main/java/de/thm/arsnova/socket/message/Question.java       | 2 +-
 src/main/java/de/thm/arsnova/socket/message/Session.java        | 2 +-
 src/main/java/de/thm/arsnova/web/CacheControl.java              | 2 +-
 .../java/de/thm/arsnova/web/CacheControlInterceptorHandler.java | 2 +-
 src/main/java/de/thm/arsnova/web/CorsFilter.java                | 2 +-
 src/main/java/de/thm/arsnova/web/DeprecatedApi.java             | 2 +-
 .../de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java     | 2 +-
 src/main/java/de/thm/arsnova/web/Pagination.java                | 2 +-
 .../java/de/thm/arsnova/web/ResponseInterceptorHandler.java     | 2 +-
 src/test/java/de/thm/arsnova/ImageUtilsTest.java                | 2 +-
 src/test/java/de/thm/arsnova/config/ExtraConfigTest.java        | 2 +-
 src/test/java/de/thm/arsnova/config/TestSecurityConfig.java     | 2 +-
 .../java/de/thm/arsnova/controller/AbstractControllerTest.java  | 2 +-
 .../java/de/thm/arsnova/controller/CourseControllerTest.java    | 2 +-
 .../java/de/thm/arsnova/controller/FeedbackControllerTest.java  | 2 +-
 .../thm/arsnova/controller/LecturerQuestionControllerTest.java  | 2 +-
 .../java/de/thm/arsnova/controller/LoginControllerTest.java     | 2 +-
 .../java/de/thm/arsnova/controller/SessionControllerTest.java   | 2 +-
 .../de/thm/arsnova/controller/StatisticsControllerTest.java     | 2 +-
 src/test/java/de/thm/arsnova/dao/NovaViewTest.java              | 2 +-
 src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java           | 2 +-
 .../de/thm/arsnova/domain/PointBasedLearningProgressTest.java   | 2 +-
 .../thm/arsnova/domain/QuestionBasedLearningProgressTest.java   | 2 +-
 src/test/java/de/thm/arsnova/entities/FeedbackTest.java         | 2 +-
 src/test/java/de/thm/arsnova/entities/QuestionTest.java         | 2 +-
 src/test/java/de/thm/arsnova/entities/TestUser.java             | 2 +-
 src/test/java/de/thm/arsnova/services/FeedbackServiceTest.java  | 2 +-
 src/test/java/de/thm/arsnova/services/QuestionServiceTest.java  | 2 +-
 src/test/java/de/thm/arsnova/services/SessionServiceTest.java   | 2 +-
 src/test/java/de/thm/arsnova/services/StubUserService.java      | 2 +-
 src/test/java/de/thm/arsnova/services/UserServiceTest.java      | 2 +-
 158 files changed, 158 insertions(+), 158 deletions(-)

diff --git a/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java b/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
index 13eb93434..41d89d18f 100644
--- a/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
+++ b/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/CasUserDetailsService.java b/src/main/java/de/thm/arsnova/CasUserDetailsService.java
index 9261648fb..480b2f058 100644
--- a/src/main/java/de/thm/arsnova/CasUserDetailsService.java
+++ b/src/main/java/de/thm/arsnova/CasUserDetailsService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/FeedbackStorage.java b/src/main/java/de/thm/arsnova/FeedbackStorage.java
index ee9abd74d..1d1dba0ae 100644
--- a/src/main/java/de/thm/arsnova/FeedbackStorage.java
+++ b/src/main/java/de/thm/arsnova/FeedbackStorage.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/ImageUtils.java b/src/main/java/de/thm/arsnova/ImageUtils.java
index 6349cc844..26b8b6f87 100644
--- a/src/main/java/de/thm/arsnova/ImageUtils.java
+++ b/src/main/java/de/thm/arsnova/ImageUtils.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java b/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
index f3f429875..6cf98cba5 100644
--- a/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
+++ b/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java b/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
index 714578ee6..c90d8d348 100644
--- a/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
+++ b/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/PaginationListDecorator.java b/src/main/java/de/thm/arsnova/PaginationListDecorator.java
index 6f9fcf448..8def86725 100644
--- a/src/main/java/de/thm/arsnova/PaginationListDecorator.java
+++ b/src/main/java/de/thm/arsnova/PaginationListDecorator.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/aop/RangeAspect.java b/src/main/java/de/thm/arsnova/aop/RangeAspect.java
index 161199ef5..cced5b5c8 100644
--- a/src/main/java/de/thm/arsnova/aop/RangeAspect.java
+++ b/src/main/java/de/thm/arsnova/aop/RangeAspect.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java b/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
index 80bfd4dc2..be500d19d 100644
--- a/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
+++ b/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/cache/CacheBustListener.java b/src/main/java/de/thm/arsnova/cache/CacheBustListener.java
index db365d064..185a8a78b 100644
--- a/src/main/java/de/thm/arsnova/cache/CacheBustListener.java
+++ b/src/main/java/de/thm/arsnova/cache/CacheBustListener.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/cache/CacheBuster.java b/src/main/java/de/thm/arsnova/cache/CacheBuster.java
index 913c36b24..d736e42fa 100644
--- a/src/main/java/de/thm/arsnova/cache/CacheBuster.java
+++ b/src/main/java/de/thm/arsnova/cache/CacheBuster.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/cache/ICacheBuster.java b/src/main/java/de/thm/arsnova/cache/ICacheBuster.java
index ab937cdd3..2aa946e30 100644
--- a/src/main/java/de/thm/arsnova/cache/ICacheBuster.java
+++ b/src/main/java/de/thm/arsnova/cache/ICacheBuster.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/cache/ScheduledCacheBuster.java b/src/main/java/de/thm/arsnova/cache/ScheduledCacheBuster.java
index 3a093d978..a03068b09 100644
--- a/src/main/java/de/thm/arsnova/cache/ScheduledCacheBuster.java
+++ b/src/main/java/de/thm/arsnova/cache/ScheduledCacheBuster.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/config/ExtraConfig.java b/src/main/java/de/thm/arsnova/config/ExtraConfig.java
index b0e0cdb21..0e06eaff1 100644
--- a/src/main/java/de/thm/arsnova/config/ExtraConfig.java
+++ b/src/main/java/de/thm/arsnova/config/ExtraConfig.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/config/SecurityConfig.java b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
index f6a4c8692..9031c89fe 100644
--- a/src/main/java/de/thm/arsnova/config/SecurityConfig.java
+++ b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/AbstractController.java b/src/main/java/de/thm/arsnova/controller/AbstractController.java
index 75edd8a3c..dc1589754 100644
--- a/src/main/java/de/thm/arsnova/controller/AbstractController.java
+++ b/src/main/java/de/thm/arsnova/controller/AbstractController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java b/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
index 2de2dc363..e7cc957dc 100644
--- a/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
+++ b/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/ConfigurationController.java b/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
index 2a00e65b7..bd310bd4b 100644
--- a/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
+++ b/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/ControllerExceptionHandler.java b/src/main/java/de/thm/arsnova/controller/ControllerExceptionHandler.java
index 9e91b10a1..bff2d2cc8 100644
--- a/src/main/java/de/thm/arsnova/controller/ControllerExceptionHandler.java
+++ b/src/main/java/de/thm/arsnova/controller/ControllerExceptionHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/CourseController.java b/src/main/java/de/thm/arsnova/controller/CourseController.java
index e8919bc43..a2de87480 100644
--- a/src/main/java/de/thm/arsnova/controller/CourseController.java
+++ b/src/main/java/de/thm/arsnova/controller/CourseController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/FeedbackController.java b/src/main/java/de/thm/arsnova/controller/FeedbackController.java
index 2f3e3b16c..13ac754cd 100644
--- a/src/main/java/de/thm/arsnova/controller/FeedbackController.java
+++ b/src/main/java/de/thm/arsnova/controller/FeedbackController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java b/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
index 85ee7c9c5..02da77803 100644
--- a/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
+++ b/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/LegacyController.java b/src/main/java/de/thm/arsnova/controller/LegacyController.java
index c9f809c63..f76b70ef5 100644
--- a/src/main/java/de/thm/arsnova/controller/LegacyController.java
+++ b/src/main/java/de/thm/arsnova/controller/LegacyController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/LoginController.java b/src/main/java/de/thm/arsnova/controller/LoginController.java
index 119e7594e..62ae0233c 100644
--- a/src/main/java/de/thm/arsnova/controller/LoginController.java
+++ b/src/main/java/de/thm/arsnova/controller/LoginController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/MotdController.java b/src/main/java/de/thm/arsnova/controller/MotdController.java
index 9f1e51554..ef4ccf5f2 100644
--- a/src/main/java/de/thm/arsnova/controller/MotdController.java
+++ b/src/main/java/de/thm/arsnova/controller/MotdController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/PaginationController.java b/src/main/java/de/thm/arsnova/controller/PaginationController.java
index a75db3c03..4c0890c5f 100644
--- a/src/main/java/de/thm/arsnova/controller/PaginationController.java
+++ b/src/main/java/de/thm/arsnova/controller/PaginationController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/SessionController.java b/src/main/java/de/thm/arsnova/controller/SessionController.java
index 1c1c6599b..35d7f6b7b 100644
--- a/src/main/java/de/thm/arsnova/controller/SessionController.java
+++ b/src/main/java/de/thm/arsnova/controller/SessionController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/SocketController.java b/src/main/java/de/thm/arsnova/controller/SocketController.java
index 685d1ff7d..17d63c70e 100644
--- a/src/main/java/de/thm/arsnova/controller/SocketController.java
+++ b/src/main/java/de/thm/arsnova/controller/SocketController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/StatisticsController.java b/src/main/java/de/thm/arsnova/controller/StatisticsController.java
index a82e57535..44b114ed9 100644
--- a/src/main/java/de/thm/arsnova/controller/StatisticsController.java
+++ b/src/main/java/de/thm/arsnova/controller/StatisticsController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/UserController.java b/src/main/java/de/thm/arsnova/controller/UserController.java
index df9237599..907ff009b 100644
--- a/src/main/java/de/thm/arsnova/controller/UserController.java
+++ b/src/main/java/de/thm/arsnova/controller/UserController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/controller/WelcomeController.java b/src/main/java/de/thm/arsnova/controller/WelcomeController.java
index 1db64ed41..40070b7c7 100644
--- a/src/main/java/de/thm/arsnova/controller/WelcomeController.java
+++ b/src/main/java/de/thm/arsnova/controller/WelcomeController.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
index 7df45a7f1..92a4829b6 100644
--- a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
+++ b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java b/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
index fad83e082..300bf113d 100644
--- a/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
+++ b/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/dao/NovaView.java b/src/main/java/de/thm/arsnova/dao/NovaView.java
index 0f8201a0c..649905207 100644
--- a/src/main/java/de/thm/arsnova/dao/NovaView.java
+++ b/src/main/java/de/thm/arsnova/dao/NovaView.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/CourseScore.java b/src/main/java/de/thm/arsnova/domain/CourseScore.java
index 40a3cf091..f8b675e71 100644
--- a/src/main/java/de/thm/arsnova/domain/CourseScore.java
+++ b/src/main/java/de/thm/arsnova/domain/CourseScore.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/ILearningProgressFactory.java b/src/main/java/de/thm/arsnova/domain/ILearningProgressFactory.java
index 072682946..d87c5ca26 100644
--- a/src/main/java/de/thm/arsnova/domain/ILearningProgressFactory.java
+++ b/src/main/java/de/thm/arsnova/domain/ILearningProgressFactory.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/LearningProgress.java b/src/main/java/de/thm/arsnova/domain/LearningProgress.java
index e3f0f3174..a34ef143d 100644
--- a/src/main/java/de/thm/arsnova/domain/LearningProgress.java
+++ b/src/main/java/de/thm/arsnova/domain/LearningProgress.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/LearningProgressFactory.java b/src/main/java/de/thm/arsnova/domain/LearningProgressFactory.java
index 89a750ce1..f2eea21cb 100644
--- a/src/main/java/de/thm/arsnova/domain/LearningProgressFactory.java
+++ b/src/main/java/de/thm/arsnova/domain/LearningProgressFactory.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/LearningProgressListener.java b/src/main/java/de/thm/arsnova/domain/LearningProgressListener.java
index 2a11b6d4c..da2c37daf 100644
--- a/src/main/java/de/thm/arsnova/domain/LearningProgressListener.java
+++ b/src/main/java/de/thm/arsnova/domain/LearningProgressListener.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/PointBasedLearningProgress.java b/src/main/java/de/thm/arsnova/domain/PointBasedLearningProgress.java
index a904caf6b..7868b343e 100644
--- a/src/main/java/de/thm/arsnova/domain/PointBasedLearningProgress.java
+++ b/src/main/java/de/thm/arsnova/domain/PointBasedLearningProgress.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/QuestionBasedLearningProgress.java b/src/main/java/de/thm/arsnova/domain/QuestionBasedLearningProgress.java
index dba9b4180..36eddc831 100644
--- a/src/main/java/de/thm/arsnova/domain/QuestionBasedLearningProgress.java
+++ b/src/main/java/de/thm/arsnova/domain/QuestionBasedLearningProgress.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/QuestionScore.java b/src/main/java/de/thm/arsnova/domain/QuestionScore.java
index 32b5b6f52..ce7dcd884 100644
--- a/src/main/java/de/thm/arsnova/domain/QuestionScore.java
+++ b/src/main/java/de/thm/arsnova/domain/QuestionScore.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/UserScore.java b/src/main/java/de/thm/arsnova/domain/UserScore.java
index dddd611df..1b5b7448b 100644
--- a/src/main/java/de/thm/arsnova/domain/UserScore.java
+++ b/src/main/java/de/thm/arsnova/domain/UserScore.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/domain/VariantLearningProgress.java b/src/main/java/de/thm/arsnova/domain/VariantLearningProgress.java
index 708acb4b7..736e55ed3 100644
--- a/src/main/java/de/thm/arsnova/domain/VariantLearningProgress.java
+++ b/src/main/java/de/thm/arsnova/domain/VariantLearningProgress.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Answer.java b/src/main/java/de/thm/arsnova/entities/Answer.java
index 283060bb1..f3b5331d4 100644
--- a/src/main/java/de/thm/arsnova/entities/Answer.java
+++ b/src/main/java/de/thm/arsnova/entities/Answer.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Authorize.java b/src/main/java/de/thm/arsnova/entities/Authorize.java
index de37e72a5..aef3a6396 100644
--- a/src/main/java/de/thm/arsnova/entities/Authorize.java
+++ b/src/main/java/de/thm/arsnova/entities/Authorize.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/DbUser.java b/src/main/java/de/thm/arsnova/entities/DbUser.java
index 75d9ba712..9d18ed03d 100644
--- a/src/main/java/de/thm/arsnova/entities/DbUser.java
+++ b/src/main/java/de/thm/arsnova/entities/DbUser.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Feedback.java b/src/main/java/de/thm/arsnova/entities/Feedback.java
index c50480f09..8c90008f3 100644
--- a/src/main/java/de/thm/arsnova/entities/Feedback.java
+++ b/src/main/java/de/thm/arsnova/entities/Feedback.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java b/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
index 7b206698b..89f42a3a5 100644
--- a/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
+++ b/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java b/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
index a254cb6c6..04c7c2670 100644
--- a/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
+++ b/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/LearningProgressOptions.java b/src/main/java/de/thm/arsnova/entities/LearningProgressOptions.java
index 4d682884a..678e0d889 100644
--- a/src/main/java/de/thm/arsnova/entities/LearningProgressOptions.java
+++ b/src/main/java/de/thm/arsnova/entities/LearningProgressOptions.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/LogEntry.java b/src/main/java/de/thm/arsnova/entities/LogEntry.java
index d4e20cc17..61418acb2 100644
--- a/src/main/java/de/thm/arsnova/entities/LogEntry.java
+++ b/src/main/java/de/thm/arsnova/entities/LogEntry.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/LoggedIn.java b/src/main/java/de/thm/arsnova/entities/LoggedIn.java
index 69f0eebf1..ad24c1ff9 100644
--- a/src/main/java/de/thm/arsnova/entities/LoggedIn.java
+++ b/src/main/java/de/thm/arsnova/entities/LoggedIn.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Motd.java b/src/main/java/de/thm/arsnova/entities/Motd.java
index 35864703d..539e158c5 100644
--- a/src/main/java/de/thm/arsnova/entities/Motd.java
+++ b/src/main/java/de/thm/arsnova/entities/Motd.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/MotdList.java b/src/main/java/de/thm/arsnova/entities/MotdList.java
index 307fb6696..4ef96ca23 100644
--- a/src/main/java/de/thm/arsnova/entities/MotdList.java
+++ b/src/main/java/de/thm/arsnova/entities/MotdList.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java b/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
index 0b7fa7983..981af8e13 100644
--- a/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
+++ b/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Question.java b/src/main/java/de/thm/arsnova/entities/Question.java
index a99670287..56c2a8ac3 100644
--- a/src/main/java/de/thm/arsnova/entities/Question.java
+++ b/src/main/java/de/thm/arsnova/entities/Question.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/ServiceDescription.java b/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
index 421cc2047..f2801f62a 100644
--- a/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
+++ b/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Session.java b/src/main/java/de/thm/arsnova/entities/Session.java
index 28ad60ecc..ac2d658a4 100644
--- a/src/main/java/de/thm/arsnova/entities/Session.java
+++ b/src/main/java/de/thm/arsnova/entities/Session.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/SessionFeature.java b/src/main/java/de/thm/arsnova/entities/SessionFeature.java
index fd3ac40f5..0d4ae92d3 100644
--- a/src/main/java/de/thm/arsnova/entities/SessionFeature.java
+++ b/src/main/java/de/thm/arsnova/entities/SessionFeature.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/SessionInfo.java b/src/main/java/de/thm/arsnova/entities/SessionInfo.java
index e34227862..dccac0c11 100644
--- a/src/main/java/de/thm/arsnova/entities/SessionInfo.java
+++ b/src/main/java/de/thm/arsnova/entities/SessionInfo.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/Statistics.java b/src/main/java/de/thm/arsnova/entities/Statistics.java
index 49f917973..13755db7f 100644
--- a/src/main/java/de/thm/arsnova/entities/Statistics.java
+++ b/src/main/java/de/thm/arsnova/entities/Statistics.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/User.java b/src/main/java/de/thm/arsnova/entities/User.java
index 21954341a..ebfd16b67 100644
--- a/src/main/java/de/thm/arsnova/entities/User.java
+++ b/src/main/java/de/thm/arsnova/entities/User.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/VisitedSession.java b/src/main/java/de/thm/arsnova/entities/VisitedSession.java
index 166496fc0..8723aa021 100644
--- a/src/main/java/de/thm/arsnova/entities/VisitedSession.java
+++ b/src/main/java/de/thm/arsnova/entities/VisitedSession.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/Answer.java b/src/main/java/de/thm/arsnova/entities/transport/Answer.java
index 4eaa7ba71..91351bb65 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/Answer.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/Answer.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/AnswerQueueElement.java b/src/main/java/de/thm/arsnova/entities/transport/AnswerQueueElement.java
index 92b8b4950..5e509923a 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/AnswerQueueElement.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/AnswerQueueElement.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/ImportExportSession.java b/src/main/java/de/thm/arsnova/entities/transport/ImportExportSession.java
index 7cbfce052..68950bdef 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/ImportExportSession.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/ImportExportSession.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java b/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java
index 86d311526..19dfba46d 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/LearningProgressOptions.java b/src/main/java/de/thm/arsnova/entities/transport/LearningProgressOptions.java
index 2bdc44886..5a082b359 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/LearningProgressOptions.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/LearningProgressOptions.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/entities/transport/LearningProgressValues.java b/src/main/java/de/thm/arsnova/entities/transport/LearningProgressValues.java
index 041ee4d54..33a581701 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/LearningProgressValues.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/LearningProgressValues.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/ChangeLearningProgressEvent.java b/src/main/java/de/thm/arsnova/events/ChangeLearningProgressEvent.java
index 60c104ab2..e39f41c40 100644
--- a/src/main/java/de/thm/arsnova/events/ChangeLearningProgressEvent.java
+++ b/src/main/java/de/thm/arsnova/events/ChangeLearningProgressEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAllLectureAnswersEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAllLectureAnswersEvent.java
index 14848eec7..af34a3424 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAllLectureAnswersEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAllLectureAnswersEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAllPreparationAnswersEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAllPreparationAnswersEvent.java
index 1321bc33f..43f04bc0f 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAllPreparationAnswersEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAllPreparationAnswersEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsAnswersEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsAnswersEvent.java
index 7c772bc46..675c5bf42 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsAnswersEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsAnswersEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsEvent.java
index 0ee77d87c..e188d111c 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAllQuestionsEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
index 8d400e928..c7d029553 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteFeedbackForSessionsEvent.java b/src/main/java/de/thm/arsnova/events/DeleteFeedbackForSessionsEvent.java
index a416b205d..51ea214bc 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteFeedbackForSessionsEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteFeedbackForSessionsEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java b/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
index fb0b6ce02..398abcc52 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteQuestionEvent.java b/src/main/java/de/thm/arsnova/events/DeleteQuestionEvent.java
index 2f3cfd71b..2f0ee4550 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/DeleteSessionEvent.java b/src/main/java/de/thm/arsnova/events/DeleteSessionEvent.java
index 7daf6d22a..d2a1c290f 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteSessionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteSessionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/FeatureChangeEvent.java b/src/main/java/de/thm/arsnova/events/FeatureChangeEvent.java
index 40e084625..ea1fb7495 100644
--- a/src/main/java/de/thm/arsnova/events/FeatureChangeEvent.java
+++ b/src/main/java/de/thm/arsnova/events/FeatureChangeEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/FlipFlashcardsEvent.java b/src/main/java/de/thm/arsnova/events/FlipFlashcardsEvent.java
index 78d7688fb..57cd195fe 100644
--- a/src/main/java/de/thm/arsnova/events/FlipFlashcardsEvent.java
+++ b/src/main/java/de/thm/arsnova/events/FlipFlashcardsEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/LockFeedbackEvent.java b/src/main/java/de/thm/arsnova/events/LockFeedbackEvent.java
index c6330eb6e..0e76e4614 100644
--- a/src/main/java/de/thm/arsnova/events/LockFeedbackEvent.java
+++ b/src/main/java/de/thm/arsnova/events/LockFeedbackEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/LockQuestionEvent.java b/src/main/java/de/thm/arsnova/events/LockQuestionEvent.java
index 389b3ea97..d706eaf1f 100644
--- a/src/main/java/de/thm/arsnova/events/LockQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/LockQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/LockQuestionsEvent.java b/src/main/java/de/thm/arsnova/events/LockQuestionsEvent.java
index 9ee93fa3b..3797825f9 100644
--- a/src/main/java/de/thm/arsnova/events/LockQuestionsEvent.java
+++ b/src/main/java/de/thm/arsnova/events/LockQuestionsEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/LockVoteEvent.java b/src/main/java/de/thm/arsnova/events/LockVoteEvent.java
index b33922f4f..ab1e6809f 100644
--- a/src/main/java/de/thm/arsnova/events/LockVoteEvent.java
+++ b/src/main/java/de/thm/arsnova/events/LockVoteEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/LockVotesEvent.java b/src/main/java/de/thm/arsnova/events/LockVotesEvent.java
index fb5acd7c1..277cbaa88 100644
--- a/src/main/java/de/thm/arsnova/events/LockVotesEvent.java
+++ b/src/main/java/de/thm/arsnova/events/LockVotesEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java b/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
index c2fd68a52..06d3cf564 100644
--- a/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NewFeedbackEvent.java b/src/main/java/de/thm/arsnova/events/NewFeedbackEvent.java
index f4a88dbf8..8a6e56f0f 100644
--- a/src/main/java/de/thm/arsnova/events/NewFeedbackEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewFeedbackEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java b/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
index 3983c7017..5b3c5a9f5 100644
--- a/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java b/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
index 6ac4be12e..f6e1f4873 100644
--- a/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NewSessionEvent.java b/src/main/java/de/thm/arsnova/events/NewSessionEvent.java
index ca8115e50..496969186 100644
--- a/src/main/java/de/thm/arsnova/events/NewSessionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewSessionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NovaEvent.java b/src/main/java/de/thm/arsnova/events/NovaEvent.java
index 818113b28..d99c04add 100644
--- a/src/main/java/de/thm/arsnova/events/NovaEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NovaEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java b/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
index 0152851ce..3e2fdaf32 100644
--- a/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
+++ b/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/PiRoundCancelEvent.java b/src/main/java/de/thm/arsnova/events/PiRoundCancelEvent.java
index 86ff69ae3..c553eada4 100644
--- a/src/main/java/de/thm/arsnova/events/PiRoundCancelEvent.java
+++ b/src/main/java/de/thm/arsnova/events/PiRoundCancelEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/PiRoundDelayedStartEvent.java b/src/main/java/de/thm/arsnova/events/PiRoundDelayedStartEvent.java
index 6fdc587e3..02a5f8ecb 100644
--- a/src/main/java/de/thm/arsnova/events/PiRoundDelayedStartEvent.java
+++ b/src/main/java/de/thm/arsnova/events/PiRoundDelayedStartEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/PiRoundEndEvent.java b/src/main/java/de/thm/arsnova/events/PiRoundEndEvent.java
index b87d12590..559f35c9f 100644
--- a/src/main/java/de/thm/arsnova/events/PiRoundEndEvent.java
+++ b/src/main/java/de/thm/arsnova/events/PiRoundEndEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/PiRoundResetEvent.java b/src/main/java/de/thm/arsnova/events/PiRoundResetEvent.java
index 429aeb274..3063807ff 100644
--- a/src/main/java/de/thm/arsnova/events/PiRoundResetEvent.java
+++ b/src/main/java/de/thm/arsnova/events/PiRoundResetEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/SessionEvent.java b/src/main/java/de/thm/arsnova/events/SessionEvent.java
index 00ea28c42..2fc87c61c 100644
--- a/src/main/java/de/thm/arsnova/events/SessionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/SessionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/StatusSessionEvent.java b/src/main/java/de/thm/arsnova/events/StatusSessionEvent.java
index 32c575dad..8b7f9264b 100644
--- a/src/main/java/de/thm/arsnova/events/StatusSessionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/StatusSessionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/UnlockQuestionEvent.java b/src/main/java/de/thm/arsnova/events/UnlockQuestionEvent.java
index d04c709e8..5d246d8ba 100644
--- a/src/main/java/de/thm/arsnova/events/UnlockQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/UnlockQuestionEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/UnlockQuestionsEvent.java b/src/main/java/de/thm/arsnova/events/UnlockQuestionsEvent.java
index b760b4ce5..0632892ec 100644
--- a/src/main/java/de/thm/arsnova/events/UnlockQuestionsEvent.java
+++ b/src/main/java/de/thm/arsnova/events/UnlockQuestionsEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/UnlockVoteEvent.java b/src/main/java/de/thm/arsnova/events/UnlockVoteEvent.java
index 69a1f4571..3371743aa 100644
--- a/src/main/java/de/thm/arsnova/events/UnlockVoteEvent.java
+++ b/src/main/java/de/thm/arsnova/events/UnlockVoteEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/events/UnlockVotesEvent.java b/src/main/java/de/thm/arsnova/events/UnlockVotesEvent.java
index c489aefcf..a30d41d97 100644
--- a/src/main/java/de/thm/arsnova/events/UnlockVotesEvent.java
+++ b/src/main/java/de/thm/arsnova/events/UnlockVotesEvent.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java b/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
index df5f6c9f8..f8bb2a828 100644
--- a/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
+++ b/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/security/CustomLdapUserDetailsMapper.java b/src/main/java/de/thm/arsnova/security/CustomLdapUserDetailsMapper.java
index 34e4af944..c8086a0e5 100644
--- a/src/main/java/de/thm/arsnova/security/CustomLdapUserDetailsMapper.java
+++ b/src/main/java/de/thm/arsnova/security/CustomLdapUserDetailsMapper.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java b/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
index cb1000e97..ad9463b3d 100644
--- a/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
+++ b/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/FeedbackService.java b/src/main/java/de/thm/arsnova/services/FeedbackService.java
index 1c49f3d5f..4882d1139 100644
--- a/src/main/java/de/thm/arsnova/services/FeedbackService.java
+++ b/src/main/java/de/thm/arsnova/services/FeedbackService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/IFeedbackService.java b/src/main/java/de/thm/arsnova/services/IFeedbackService.java
index dc0210164..5aa7ab6a6 100644
--- a/src/main/java/de/thm/arsnova/services/IFeedbackService.java
+++ b/src/main/java/de/thm/arsnova/services/IFeedbackService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/IMotdService.java b/src/main/java/de/thm/arsnova/services/IMotdService.java
index a9488e413..9742c8748 100644
--- a/src/main/java/de/thm/arsnova/services/IMotdService.java
+++ b/src/main/java/de/thm/arsnova/services/IMotdService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/IQuestionService.java b/src/main/java/de/thm/arsnova/services/IQuestionService.java
index f03a88e98..11d63755a 100644
--- a/src/main/java/de/thm/arsnova/services/IQuestionService.java
+++ b/src/main/java/de/thm/arsnova/services/IQuestionService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/ISessionService.java b/src/main/java/de/thm/arsnova/services/ISessionService.java
index c6796f7ce..e7755801e 100644
--- a/src/main/java/de/thm/arsnova/services/ISessionService.java
+++ b/src/main/java/de/thm/arsnova/services/ISessionService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/IStatisticsService.java b/src/main/java/de/thm/arsnova/services/IStatisticsService.java
index 86f72807b..8afad60e4 100644
--- a/src/main/java/de/thm/arsnova/services/IStatisticsService.java
+++ b/src/main/java/de/thm/arsnova/services/IStatisticsService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/IUserService.java b/src/main/java/de/thm/arsnova/services/IUserService.java
index 37b4d0b60..fe4b64424 100644
--- a/src/main/java/de/thm/arsnova/services/IUserService.java
+++ b/src/main/java/de/thm/arsnova/services/IUserService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/MotdService.java b/src/main/java/de/thm/arsnova/services/MotdService.java
index ecda86638..62ad32f46 100644
--- a/src/main/java/de/thm/arsnova/services/MotdService.java
+++ b/src/main/java/de/thm/arsnova/services/MotdService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/QuestionService.java b/src/main/java/de/thm/arsnova/services/QuestionService.java
index aa1e999c4..cd96faf6e 100644
--- a/src/main/java/de/thm/arsnova/services/QuestionService.java
+++ b/src/main/java/de/thm/arsnova/services/QuestionService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/ResponseProviderService.java b/src/main/java/de/thm/arsnova/services/ResponseProviderService.java
index 59d0e15a6..79aaf92b2 100644
--- a/src/main/java/de/thm/arsnova/services/ResponseProviderService.java
+++ b/src/main/java/de/thm/arsnova/services/ResponseProviderService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/ResponseProviderServiceImpl.java b/src/main/java/de/thm/arsnova/services/ResponseProviderServiceImpl.java
index 32b3362c4..abcbba9eb 100644
--- a/src/main/java/de/thm/arsnova/services/ResponseProviderServiceImpl.java
+++ b/src/main/java/de/thm/arsnova/services/ResponseProviderServiceImpl.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/SessionService.java b/src/main/java/de/thm/arsnova/services/SessionService.java
index 78a9ad7b7..83b06324b 100644
--- a/src/main/java/de/thm/arsnova/services/SessionService.java
+++ b/src/main/java/de/thm/arsnova/services/SessionService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/StatisticsService.java b/src/main/java/de/thm/arsnova/services/StatisticsService.java
index e8e7fff3e..8b150f9fc 100644
--- a/src/main/java/de/thm/arsnova/services/StatisticsService.java
+++ b/src/main/java/de/thm/arsnova/services/StatisticsService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/UserService.java b/src/main/java/de/thm/arsnova/services/UserService.java
index 32a4f0837..e350f1063 100644
--- a/src/main/java/de/thm/arsnova/services/UserService.java
+++ b/src/main/java/de/thm/arsnova/services/UserService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/UserSessionService.java b/src/main/java/de/thm/arsnova/services/UserSessionService.java
index 10252f1f9..79ab4f84a 100644
--- a/src/main/java/de/thm/arsnova/services/UserSessionService.java
+++ b/src/main/java/de/thm/arsnova/services/UserSessionService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java b/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
index a9300cbe0..da33beaad 100644
--- a/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
+++ b/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/ARSnovaSocket.java b/src/main/java/de/thm/arsnova/socket/ARSnovaSocket.java
index 313e330cd..36ff44004 100644
--- a/src/main/java/de/thm/arsnova/socket/ARSnovaSocket.java
+++ b/src/main/java/de/thm/arsnova/socket/ARSnovaSocket.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
index 0b91b686e..e527c3da9 100644
--- a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
+++ b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketListener.java b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketListener.java
index 6c740888f..fd9ab4651 100644
--- a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketListener.java
+++ b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketListener.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/message/Feedback.java b/src/main/java/de/thm/arsnova/socket/message/Feedback.java
index 211e10d6a..a612099aa 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Feedback.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Feedback.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/message/Question.java b/src/main/java/de/thm/arsnova/socket/message/Question.java
index c8660e3db..6edd9e0e8 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Question.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Question.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/socket/message/Session.java b/src/main/java/de/thm/arsnova/socket/message/Session.java
index 88f7c53d2..2d680476b 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Session.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Session.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/CacheControl.java b/src/main/java/de/thm/arsnova/web/CacheControl.java
index f2215ef2b..dfbfc6ef9 100644
--- a/src/main/java/de/thm/arsnova/web/CacheControl.java
+++ b/src/main/java/de/thm/arsnova/web/CacheControl.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java b/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
index 6c7605f30..e6f566525 100644
--- a/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
+++ b/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/CorsFilter.java b/src/main/java/de/thm/arsnova/web/CorsFilter.java
index 9742993d1..1390fb455 100644
--- a/src/main/java/de/thm/arsnova/web/CorsFilter.java
+++ b/src/main/java/de/thm/arsnova/web/CorsFilter.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/DeprecatedApi.java b/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
index 60b52da69..27d5ffd3d 100644
--- a/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
+++ b/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java b/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
index 658465524..8446af40f 100644
--- a/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
+++ b/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/Pagination.java b/src/main/java/de/thm/arsnova/web/Pagination.java
index 713a10c78..5266898df 100644
--- a/src/main/java/de/thm/arsnova/web/Pagination.java
+++ b/src/main/java/de/thm/arsnova/web/Pagination.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/main/java/de/thm/arsnova/web/ResponseInterceptorHandler.java b/src/main/java/de/thm/arsnova/web/ResponseInterceptorHandler.java
index 607a0cfc2..3edfc47be 100644
--- a/src/main/java/de/thm/arsnova/web/ResponseInterceptorHandler.java
+++ b/src/main/java/de/thm/arsnova/web/ResponseInterceptorHandler.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/ImageUtilsTest.java b/src/test/java/de/thm/arsnova/ImageUtilsTest.java
index 4bc466395..f12f8641d 100644
--- a/src/test/java/de/thm/arsnova/ImageUtilsTest.java
+++ b/src/test/java/de/thm/arsnova/ImageUtilsTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/config/ExtraConfigTest.java b/src/test/java/de/thm/arsnova/config/ExtraConfigTest.java
index b8e6bb573..1c3992855 100644
--- a/src/test/java/de/thm/arsnova/config/ExtraConfigTest.java
+++ b/src/test/java/de/thm/arsnova/config/ExtraConfigTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/config/TestSecurityConfig.java b/src/test/java/de/thm/arsnova/config/TestSecurityConfig.java
index ffac0f0f8..ff3f6d588 100644
--- a/src/test/java/de/thm/arsnova/config/TestSecurityConfig.java
+++ b/src/test/java/de/thm/arsnova/config/TestSecurityConfig.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/AbstractControllerTest.java b/src/test/java/de/thm/arsnova/controller/AbstractControllerTest.java
index 52efdfe30..3909402f0 100644
--- a/src/test/java/de/thm/arsnova/controller/AbstractControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/AbstractControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/CourseControllerTest.java b/src/test/java/de/thm/arsnova/controller/CourseControllerTest.java
index 57b57c9ea..e150fa914 100644
--- a/src/test/java/de/thm/arsnova/controller/CourseControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/CourseControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/FeedbackControllerTest.java b/src/test/java/de/thm/arsnova/controller/FeedbackControllerTest.java
index f683ae1b3..ac508309d 100644
--- a/src/test/java/de/thm/arsnova/controller/FeedbackControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/FeedbackControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/LecturerQuestionControllerTest.java b/src/test/java/de/thm/arsnova/controller/LecturerQuestionControllerTest.java
index ed01dbe64..a52864db6 100644
--- a/src/test/java/de/thm/arsnova/controller/LecturerQuestionControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/LecturerQuestionControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/LoginControllerTest.java b/src/test/java/de/thm/arsnova/controller/LoginControllerTest.java
index 6e8d3996d..a89ca8036 100644
--- a/src/test/java/de/thm/arsnova/controller/LoginControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/LoginControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/SessionControllerTest.java b/src/test/java/de/thm/arsnova/controller/SessionControllerTest.java
index c9ea83a06..e75ced9b0 100644
--- a/src/test/java/de/thm/arsnova/controller/SessionControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/SessionControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/controller/StatisticsControllerTest.java b/src/test/java/de/thm/arsnova/controller/StatisticsControllerTest.java
index 44266707c..446ba73e8 100644
--- a/src/test/java/de/thm/arsnova/controller/StatisticsControllerTest.java
+++ b/src/test/java/de/thm/arsnova/controller/StatisticsControllerTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/dao/NovaViewTest.java b/src/test/java/de/thm/arsnova/dao/NovaViewTest.java
index 3add83a29..4a6335cad 100644
--- a/src/test/java/de/thm/arsnova/dao/NovaViewTest.java
+++ b/src/test/java/de/thm/arsnova/dao/NovaViewTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java b/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
index b43af7f4a..9eb5af8a3 100644
--- a/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
+++ b/src/test/java/de/thm/arsnova/dao/StubDatabaseDao.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/domain/PointBasedLearningProgressTest.java b/src/test/java/de/thm/arsnova/domain/PointBasedLearningProgressTest.java
index bfad95b36..9e8e6ba76 100644
--- a/src/test/java/de/thm/arsnova/domain/PointBasedLearningProgressTest.java
+++ b/src/test/java/de/thm/arsnova/domain/PointBasedLearningProgressTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/domain/QuestionBasedLearningProgressTest.java b/src/test/java/de/thm/arsnova/domain/QuestionBasedLearningProgressTest.java
index 7e029a6cb..c4a5a575f 100644
--- a/src/test/java/de/thm/arsnova/domain/QuestionBasedLearningProgressTest.java
+++ b/src/test/java/de/thm/arsnova/domain/QuestionBasedLearningProgressTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/entities/FeedbackTest.java b/src/test/java/de/thm/arsnova/entities/FeedbackTest.java
index 2c735b4c3..e0f3c1b67 100644
--- a/src/test/java/de/thm/arsnova/entities/FeedbackTest.java
+++ b/src/test/java/de/thm/arsnova/entities/FeedbackTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/entities/QuestionTest.java b/src/test/java/de/thm/arsnova/entities/QuestionTest.java
index 57569e6f2..a92a140e4 100644
--- a/src/test/java/de/thm/arsnova/entities/QuestionTest.java
+++ b/src/test/java/de/thm/arsnova/entities/QuestionTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/entities/TestUser.java b/src/test/java/de/thm/arsnova/entities/TestUser.java
index e92b37a23..cba4b3e07 100644
--- a/src/test/java/de/thm/arsnova/entities/TestUser.java
+++ b/src/test/java/de/thm/arsnova/entities/TestUser.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/services/FeedbackServiceTest.java b/src/test/java/de/thm/arsnova/services/FeedbackServiceTest.java
index ea1163cb3..e7aace9e4 100644
--- a/src/test/java/de/thm/arsnova/services/FeedbackServiceTest.java
+++ b/src/test/java/de/thm/arsnova/services/FeedbackServiceTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/services/QuestionServiceTest.java b/src/test/java/de/thm/arsnova/services/QuestionServiceTest.java
index 962c62c3a..f1f9e4f0b 100644
--- a/src/test/java/de/thm/arsnova/services/QuestionServiceTest.java
+++ b/src/test/java/de/thm/arsnova/services/QuestionServiceTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/services/SessionServiceTest.java b/src/test/java/de/thm/arsnova/services/SessionServiceTest.java
index fb912f40c..206fed3b3 100644
--- a/src/test/java/de/thm/arsnova/services/SessionServiceTest.java
+++ b/src/test/java/de/thm/arsnova/services/SessionServiceTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/services/StubUserService.java b/src/test/java/de/thm/arsnova/services/StubUserService.java
index b072375b6..e837c1a04 100644
--- a/src/test/java/de/thm/arsnova/services/StubUserService.java
+++ b/src/test/java/de/thm/arsnova/services/StubUserService.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/src/test/java/de/thm/arsnova/services/UserServiceTest.java b/src/test/java/de/thm/arsnova/services/UserServiceTest.java
index bb1c1a04c..269fc652e 100644
--- a/src/test/java/de/thm/arsnova/services/UserServiceTest.java
+++ b/src/test/java/de/thm/arsnova/services/UserServiceTest.java
@@ -1,6 +1,6 @@
 /*
  * This file is part of ARSnova Backend.
- * Copyright (C) 2012-2017 The ARSnova Team
+ * Copyright (C) 2012-2018 The ARSnova Team and Contributors
  *
  * ARSnova Backend is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
-- 
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