From cac8a6a6ef0300aebdab925efe060a19db7c96f3 Mon Sep 17 00:00:00 2001
From: Daniel Gerhardt <code@dgerhardt.net>
Date: Sat, 17 Jan 2015 22:16:37 +0100
Subject: [PATCH] Use consistent license headers

Updated copyright year and adjusted header format to be consistent over
all files and with other ARSnova projects.
---
 .../de/thm/arsnova/CASLogoutSuccessHandler.java | 17 +++++++++++++++++
 .../de/thm/arsnova/CasUserDetailsService.java   |  9 ++++-----
 .../java/de/thm/arsnova/FeedbackStorage.java    | 17 +++++++++++++++++
 src/main/java/de/thm/arsnova/ImageUtils.java    | 10 ++++------
 .../LoginAuthenticationFailureHandler.java      |  9 ++++-----
 .../LoginAuthenticationSucessHandler.java       |  9 ++++-----
 .../de/thm/arsnova/aop/UserSessionAspect.java   | 17 +++++++++++++++++
 .../java/de/thm/arsnova/config/ExtraConfig.java | 17 +++++++++++++++++
 .../de/thm/arsnova/config/SecurityConfig.java   | 17 +++++++++++++++++
 .../arsnova/controller/AbstractController.java  | 17 +++++++++++++++++
 .../controller/AudienceQuestionController.java  |  9 ++++-----
 .../controller/ConfigurationController.java     |  9 ++++-----
 .../arsnova/controller/CourseController.java    |  9 ++++-----
 .../arsnova/controller/FeedbackController.java  |  9 ++++-----
 .../controller/LecturerQuestionController.java  |  9 ++++-----
 .../arsnova/controller/LegacyController.java    |  9 ++++-----
 .../thm/arsnova/controller/LoginController.java |  9 ++++-----
 .../SecurityExceptionControllerAdvice.java      | 17 +++++++++++++++++
 .../arsnova/controller/SessionController.java   |  9 ++++-----
 .../arsnova/controller/SocketController.java    |  9 ++++-----
 .../controller/StatisticsController.java        | 17 +++++++++++++++++
 .../thm/arsnova/controller/UserController.java  |  9 ++++-----
 .../arsnova/controller/WelcomeController.java   |  9 ++++-----
 .../java/de/thm/arsnova/dao/CouchDBDao.java     | 10 ++++------
 .../java/de/thm/arsnova/dao/IDatabaseDao.java   | 10 ++++------
 src/main/java/de/thm/arsnova/dao/NovaView.java  |  9 ++++-----
 .../java/de/thm/arsnova/entities/Answer.java    | 17 +++++++++++++++++
 .../java/de/thm/arsnova/entities/Authorize.java | 17 +++++++++++++++++
 .../java/de/thm/arsnova/entities/DbUser.java    | 17 +++++++++++++++++
 .../java/de/thm/arsnova/entities/Feedback.java  |  9 ++++-----
 .../arsnova/entities/InterposedQuestion.java    | 10 ++++------
 .../entities/InterposedReadingCount.java        |  9 ++++-----
 .../java/de/thm/arsnova/entities/LoggedIn.java  | 10 ++++------
 .../de/thm/arsnova/entities/PossibleAnswer.java |  9 ++++-----
 .../java/de/thm/arsnova/entities/Question.java  |  9 ++++-----
 .../arsnova/entities/ServiceDescription.java    | 17 +++++++++++++++++
 .../java/de/thm/arsnova/entities/Session.java   |  9 ++++-----
 .../de/thm/arsnova/entities/SessionInfo.java    | 13 ++++++-------
 .../de/thm/arsnova/entities/Statistics.java     | 17 +++++++++++++++++
 src/main/java/de/thm/arsnova/entities/User.java | 17 +++++++++++++++++
 .../de/thm/arsnova/entities/VisitedSession.java |  9 ++++-----
 .../entities/transport/InterposedQuestion.java  | 17 +++++++++++++++++
 .../thm/arsnova/events/DeleteAnswerEvent.java   | 17 +++++++++++++++++
 .../events/DeleteInterposedQuestionEvent.java   | 17 +++++++++++++++++
 .../de/thm/arsnova/events/NewAnswerEvent.java   | 17 +++++++++++++++++
 .../events/NewInterposedQuestionEvent.java      | 17 +++++++++++++++++
 .../de/thm/arsnova/events/NewQuestionEvent.java | 17 +++++++++++++++++
 .../java/de/thm/arsnova/events/NovaEvent.java   | 17 +++++++++++++++++
 .../de/thm/arsnova/events/NovaEventVisitor.java | 17 +++++++++++++++++
 .../ApplicationPermissionEvaluator.java         | 17 +++++++++++++++++
 .../arsnova/security/DbUserDetailsService.java  |  9 ++++-----
 .../thm/arsnova/services/FeedbackService.java   | 10 ++++------
 .../thm/arsnova/services/IFeedbackService.java  | 10 ++++------
 .../thm/arsnova/services/IQuestionService.java  | 10 ++++------
 .../thm/arsnova/services/ISessionService.java   | 10 ++++------
 .../arsnova/services/IStatisticsService.java    | 17 +++++++++++++++++
 .../de/thm/arsnova/services/IUserService.java   | 10 ++++------
 .../thm/arsnova/services/QuestionService.java   | 10 ++++------
 .../de/thm/arsnova/services/SessionService.java | 10 ++++------
 .../thm/arsnova/services/StatisticsService.java | 17 +++++++++++++++++
 .../de/thm/arsnova/services/UserService.java    | 17 +++++++++++++++++
 .../arsnova/services/UserSessionService.java    | 17 +++++++++++++++++
 .../services/UserSessionServiceImpl.java        | 17 +++++++++++++++++
 .../arsnova/socket/ARSnovaSocketIOServer.java   | 17 +++++++++++++++++
 .../de/thm/arsnova/socket/message/Feedback.java | 17 +++++++++++++++++
 .../de/thm/arsnova/socket/message/Question.java | 17 +++++++++++++++++
 .../de/thm/arsnova/socket/message/Session.java  | 17 +++++++++++++++++
 .../java/de/thm/arsnova/web/CacheControl.java   | 17 +++++++++++++++++
 .../web/CacheControlInterceptorHandler.java     | 17 +++++++++++++++++
 .../java/de/thm/arsnova/web/CorsFilter.java     | 17 +++++++++++++++++
 .../java/de/thm/arsnova/web/DeprecatedApi.java  | 17 +++++++++++++++++
 .../web/DeprecatedApiInterceptorHandler.java    | 17 +++++++++++++++++
 72 files changed, 771 insertions(+), 189 deletions(-)

diff --git a/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java b/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
index c30b2000..d2e52712 100644
--- a/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
+++ b/src/main/java/de/thm/arsnova/CASLogoutSuccessHandler.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova;
 
 import java.io.IOException;
diff --git a/src/main/java/de/thm/arsnova/CasUserDetailsService.java b/src/main/java/de/thm/arsnova/CasUserDetailsService.java
index 53c56f58..8012d1c4 100644
--- a/src/main/java/de/thm/arsnova/CasUserDetailsService.java
+++ b/src/main/java/de/thm/arsnova/CasUserDetailsService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/FeedbackStorage.java b/src/main/java/de/thm/arsnova/FeedbackStorage.java
index 4ebeb6b6..96636e85 100644
--- a/src/main/java/de/thm/arsnova/FeedbackStorage.java
+++ b/src/main/java/de/thm/arsnova/FeedbackStorage.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova;
 
 import java.util.ArrayList;
diff --git a/src/main/java/de/thm/arsnova/ImageUtils.java b/src/main/java/de/thm/arsnova/ImageUtils.java
index d8d1f72e..7ddd1cb4 100644
--- a/src/main/java/de/thm/arsnova/ImageUtils.java
+++ b/src/main/java/de/thm/arsnova/ImageUtils.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2014 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova;
 
 import java.awt.image.BufferedImage;
diff --git a/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java b/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
index 9a775ea2..0a10994d 100644
--- a/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
+++ b/src/main/java/de/thm/arsnova/LoginAuthenticationFailureHandler.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java b/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
index 81feacfe..f733ac92 100644
--- a/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
+++ b/src/main/java/de/thm/arsnova/LoginAuthenticationSucessHandler.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java b/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
index 7ee29d1f..777856b4 100644
--- a/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
+++ b/src/main/java/de/thm/arsnova/aop/UserSessionAspect.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.aop;
 
 import org.aspectj.lang.JoinPoint;
diff --git a/src/main/java/de/thm/arsnova/config/ExtraConfig.java b/src/main/java/de/thm/arsnova/config/ExtraConfig.java
index 62086912..922b7f3f 100644
--- a/src/main/java/de/thm/arsnova/config/ExtraConfig.java
+++ b/src/main/java/de/thm/arsnova/config/ExtraConfig.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.config;
 
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/src/main/java/de/thm/arsnova/config/SecurityConfig.java b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
index cda4bacf..e35d3d44 100644
--- a/src/main/java/de/thm/arsnova/config/SecurityConfig.java
+++ b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.config;
 
 import java.util.ArrayList;
diff --git a/src/main/java/de/thm/arsnova/controller/AbstractController.java b/src/main/java/de/thm/arsnova/controller/AbstractController.java
index 27eb3d61..4f20a2cf 100644
--- a/src/main/java/de/thm/arsnova/controller/AbstractController.java
+++ b/src/main/java/de/thm/arsnova/controller/AbstractController.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.controller;
 
 public class AbstractController {
diff --git a/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java b/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
index a674b6b2..32ee01d8 100644
--- a/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
+++ b/src/main/java/de/thm/arsnova/controller/AudienceQuestionController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/ConfigurationController.java b/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
index badd966a..a71a2917 100644
--- a/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
+++ b/src/main/java/de/thm/arsnova/controller/ConfigurationController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2014 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/CourseController.java b/src/main/java/de/thm/arsnova/controller/CourseController.java
index ff424e7a..846ac5d4 100644
--- a/src/main/java/de/thm/arsnova/controller/CourseController.java
+++ b/src/main/java/de/thm/arsnova/controller/CourseController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/FeedbackController.java b/src/main/java/de/thm/arsnova/controller/FeedbackController.java
index 74cc2f7d..affed5b0 100644
--- a/src/main/java/de/thm/arsnova/controller/FeedbackController.java
+++ b/src/main/java/de/thm/arsnova/controller/FeedbackController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java b/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
index b7230e32..f1b1c5be 100644
--- a/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
+++ b/src/main/java/de/thm/arsnova/controller/LecturerQuestionController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/LegacyController.java b/src/main/java/de/thm/arsnova/controller/LegacyController.java
index d0a724d2..2e67d22f 100644
--- a/src/main/java/de/thm/arsnova/controller/LegacyController.java
+++ b/src/main/java/de/thm/arsnova/controller/LegacyController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/LoginController.java b/src/main/java/de/thm/arsnova/controller/LoginController.java
index 27588e20..97464a3b 100644
--- a/src/main/java/de/thm/arsnova/controller/LoginController.java
+++ b/src/main/java/de/thm/arsnova/controller/LoginController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/SecurityExceptionControllerAdvice.java b/src/main/java/de/thm/arsnova/controller/SecurityExceptionControllerAdvice.java
index a21ae905..2b4608d9 100644
--- a/src/main/java/de/thm/arsnova/controller/SecurityExceptionControllerAdvice.java
+++ b/src/main/java/de/thm/arsnova/controller/SecurityExceptionControllerAdvice.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.controller;
 
 import javax.servlet.http.HttpServletRequest;
diff --git a/src/main/java/de/thm/arsnova/controller/SessionController.java b/src/main/java/de/thm/arsnova/controller/SessionController.java
index 600d51d4..c50e59d3 100644
--- a/src/main/java/de/thm/arsnova/controller/SessionController.java
+++ b/src/main/java/de/thm/arsnova/controller/SessionController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/SocketController.java b/src/main/java/de/thm/arsnova/controller/SocketController.java
index 6dc3ef68..7d5945d8 100644
--- a/src/main/java/de/thm/arsnova/controller/SocketController.java
+++ b/src/main/java/de/thm/arsnova/controller/SocketController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/StatisticsController.java b/src/main/java/de/thm/arsnova/controller/StatisticsController.java
index 1a2237d0..b069a9e7 100644
--- a/src/main/java/de/thm/arsnova/controller/StatisticsController.java
+++ b/src/main/java/de/thm/arsnova/controller/StatisticsController.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.controller;
 
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/src/main/java/de/thm/arsnova/controller/UserController.java b/src/main/java/de/thm/arsnova/controller/UserController.java
index 9d3fe607..0c5e2403 100644
--- a/src/main/java/de/thm/arsnova/controller/UserController.java
+++ b/src/main/java/de/thm/arsnova/controller/UserController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/controller/WelcomeController.java b/src/main/java/de/thm/arsnova/controller/WelcomeController.java
index 626cb924..21b2c861 100644
--- a/src/main/java/de/thm/arsnova/controller/WelcomeController.java
+++ b/src/main/java/de/thm/arsnova/controller/WelcomeController.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
index 40245135..706577a9 100644
--- a/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
+++ b/src/main/java/de/thm/arsnova/dao/CouchDBDao.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.dao;
 
 import java.io.IOException;
diff --git a/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java b/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
index 76a155b0..adcba921 100644
--- a/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
+++ b/src/main/java/de/thm/arsnova/dao/IDatabaseDao.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.dao;
 
 import java.util.AbstractMap.SimpleEntry;
diff --git a/src/main/java/de/thm/arsnova/dao/NovaView.java b/src/main/java/de/thm/arsnova/dao/NovaView.java
index dbcbb8f5..56e16c2d 100644
--- a/src/main/java/de/thm/arsnova/dao/NovaView.java
+++ b/src/main/java/de/thm/arsnova/dao/NovaView.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/Answer.java b/src/main/java/de/thm/arsnova/entities/Answer.java
index ceb1821d..c8ab9ffc 100644
--- a/src/main/java/de/thm/arsnova/entities/Answer.java
+++ b/src/main/java/de/thm/arsnova/entities/Answer.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
diff --git a/src/main/java/de/thm/arsnova/entities/Authorize.java b/src/main/java/de/thm/arsnova/entities/Authorize.java
index 4dab20f0..853f04a6 100644
--- a/src/main/java/de/thm/arsnova/entities/Authorize.java
+++ b/src/main/java/de/thm/arsnova/entities/Authorize.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 public class Authorize {
diff --git a/src/main/java/de/thm/arsnova/entities/DbUser.java b/src/main/java/de/thm/arsnova/entities/DbUser.java
index 7d185c25..84217b5b 100644
--- a/src/main/java/de/thm/arsnova/entities/DbUser.java
+++ b/src/main/java/de/thm/arsnova/entities/DbUser.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 public class DbUser {
diff --git a/src/main/java/de/thm/arsnova/entities/Feedback.java b/src/main/java/de/thm/arsnova/entities/Feedback.java
index b2b4e995..e2949c91 100644
--- a/src/main/java/de/thm/arsnova/entities/Feedback.java
+++ b/src/main/java/de/thm/arsnova/entities/Feedback.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java b/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
index 11653526..ce9cc6ad 100644
--- a/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
+++ b/src/main/java/de/thm/arsnova/entities/InterposedQuestion.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.entities;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
diff --git a/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java b/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
index 5620f834..d6550faa 100644
--- a/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
+++ b/src/main/java/de/thm/arsnova/entities/InterposedReadingCount.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/LoggedIn.java b/src/main/java/de/thm/arsnova/entities/LoggedIn.java
index 32f39b5e..79693562 100644
--- a/src/main/java/de/thm/arsnova/entities/LoggedIn.java
+++ b/src/main/java/de/thm/arsnova/entities/LoggedIn.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.entities;
 
 import java.util.ArrayList;
diff --git a/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java b/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
index ebc36f98..b6648fbd 100644
--- a/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
+++ b/src/main/java/de/thm/arsnova/entities/PossibleAnswer.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/Question.java b/src/main/java/de/thm/arsnova/entities/Question.java
index 54f11c38..f03cdadb 100644
--- a/src/main/java/de/thm/arsnova/entities/Question.java
+++ b/src/main/java/de/thm/arsnova/entities/Question.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/ServiceDescription.java b/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
index f9199ac0..6d37ad73 100644
--- a/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
+++ b/src/main/java/de/thm/arsnova/entities/ServiceDescription.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 public class ServiceDescription {
diff --git a/src/main/java/de/thm/arsnova/entities/Session.java b/src/main/java/de/thm/arsnova/entities/Session.java
index 7c7b2d68..fb060013 100644
--- a/src/main/java/de/thm/arsnova/entities/Session.java
+++ b/src/main/java/de/thm/arsnova/entities/Session.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/entities/SessionInfo.java b/src/main/java/de/thm/arsnova/entities/SessionInfo.java
index 54577aed..68ecb313 100644
--- a/src/main/java/de/thm/arsnova/entities/SessionInfo.java
+++ b/src/main/java/de/thm/arsnova/entities/SessionInfo.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2014 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -28,7 +27,7 @@ public class SessionInfo {
 	private String keyword;
 	private boolean active;
 	private String courseType;
-	
+
 	private int numQuestions;
 	private int numAnswers;
 	private int numInterposed;
@@ -41,7 +40,7 @@ public class SessionInfo {
 		this.active = session.isActive();
 		this.courseType = session.getCourseType();
 	}
-	
+
 	public static List<SessionInfo> fromSessionList(List<Session> sessions) {
 		List<SessionInfo> infos = new ArrayList<SessionInfo>();
 		for (Session s : sessions) {
diff --git a/src/main/java/de/thm/arsnova/entities/Statistics.java b/src/main/java/de/thm/arsnova/entities/Statistics.java
index ecb9e36a..1cb01a7f 100644
--- a/src/main/java/de/thm/arsnova/entities/Statistics.java
+++ b/src/main/java/de/thm/arsnova/entities/Statistics.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 public class Statistics {
diff --git a/src/main/java/de/thm/arsnova/entities/User.java b/src/main/java/de/thm/arsnova/entities/User.java
index ba64e2ff..710f909d 100644
--- a/src/main/java/de/thm/arsnova/entities/User.java
+++ b/src/main/java/de/thm/arsnova/entities/User.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities;
 
 import java.io.Serializable;
diff --git a/src/main/java/de/thm/arsnova/entities/VisitedSession.java b/src/main/java/de/thm/arsnova/entities/VisitedSession.java
index bc40b811..a358e078 100644
--- a/src/main/java/de/thm/arsnova/entities/VisitedSession.java
+++ b/src/main/java/de/thm/arsnova/entities/VisitedSession.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
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 702836cc..692ddf95 100644
--- a/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java
+++ b/src/main/java/de/thm/arsnova/entities/transport/InterposedQuestion.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.entities.transport;
 
 import java.util.ArrayList;
diff --git a/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java b/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
index 1f5c564f..e7a7be35 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteAnswerEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import de.thm.arsnova.entities.Question;
diff --git a/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java b/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
index b8aea746..185ebb3f 100644
--- a/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/DeleteInterposedQuestionEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import de.thm.arsnova.entities.InterposedQuestion;
diff --git a/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java b/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
index 256d569d..d8f6149a 100644
--- a/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewAnswerEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import de.thm.arsnova.entities.Answer;
diff --git a/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java b/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
index d66d1362..52c545f0 100644
--- a/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewInterposedQuestionEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import de.thm.arsnova.entities.InterposedQuestion;
diff --git a/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java b/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
index aa40f1f6..84bcf4cc 100644
--- a/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NewQuestionEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import de.thm.arsnova.entities.Question;
diff --git a/src/main/java/de/thm/arsnova/events/NovaEvent.java b/src/main/java/de/thm/arsnova/events/NovaEvent.java
index 81afe7c1..47117d8d 100644
--- a/src/main/java/de/thm/arsnova/events/NovaEvent.java
+++ b/src/main/java/de/thm/arsnova/events/NovaEvent.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 import org.springframework.context.ApplicationEvent;
diff --git a/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java b/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
index 6f1ec04a..6764f2d1 100644
--- a/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
+++ b/src/main/java/de/thm/arsnova/events/NovaEventVisitor.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.events;
 
 public interface NovaEventVisitor {
diff --git a/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java b/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
index d61aedca..559c9297 100644
--- a/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
+++ b/src/main/java/de/thm/arsnova/security/ApplicationPermissionEvaluator.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.security;
 
 import java.io.Serializable;
diff --git a/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java b/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
index cbee6375..0b55e024 100644
--- a/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
+++ b/src/main/java/de/thm/arsnova/security/DbUserDetailsService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2014 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
diff --git a/src/main/java/de/thm/arsnova/services/FeedbackService.java b/src/main/java/de/thm/arsnova/services/FeedbackService.java
index 3011fb64..7b178229 100644
--- a/src/main/java/de/thm/arsnova/services/FeedbackService.java
+++ b/src/main/java/de/thm/arsnova/services/FeedbackService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.util.HashMap;
diff --git a/src/main/java/de/thm/arsnova/services/IFeedbackService.java b/src/main/java/de/thm/arsnova/services/IFeedbackService.java
index b311d9c6..8fd8b679 100644
--- a/src/main/java/de/thm/arsnova/services/IFeedbackService.java
+++ b/src/main/java/de/thm/arsnova/services/IFeedbackService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import de.thm.arsnova.entities.Feedback;
diff --git a/src/main/java/de/thm/arsnova/services/IQuestionService.java b/src/main/java/de/thm/arsnova/services/IQuestionService.java
index d2fa3f11..a0e05fa6 100644
--- a/src/main/java/de/thm/arsnova/services/IQuestionService.java
+++ b/src/main/java/de/thm/arsnova/services/IQuestionService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.util.List;
diff --git a/src/main/java/de/thm/arsnova/services/ISessionService.java b/src/main/java/de/thm/arsnova/services/ISessionService.java
index a215b57a..3a08662e 100644
--- a/src/main/java/de/thm/arsnova/services/ISessionService.java
+++ b/src/main/java/de/thm/arsnova/services/ISessionService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.util.AbstractMap.SimpleEntry;
diff --git a/src/main/java/de/thm/arsnova/services/IStatisticsService.java b/src/main/java/de/thm/arsnova/services/IStatisticsService.java
index 0aa89e09..a2cbb175 100644
--- a/src/main/java/de/thm/arsnova/services/IStatisticsService.java
+++ b/src/main/java/de/thm/arsnova/services/IStatisticsService.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.services;
 
 import de.thm.arsnova.entities.Statistics;
diff --git a/src/main/java/de/thm/arsnova/services/IUserService.java b/src/main/java/de/thm/arsnova/services/IUserService.java
index c2fec43d..6428fb03 100644
--- a/src/main/java/de/thm/arsnova/services/IUserService.java
+++ b/src/main/java/de/thm/arsnova/services/IUserService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.util.Map;
diff --git a/src/main/java/de/thm/arsnova/services/QuestionService.java b/src/main/java/de/thm/arsnova/services/QuestionService.java
index a8246b3f..8aa9991c 100644
--- a/src/main/java/de/thm/arsnova/services/QuestionService.java
+++ b/src/main/java/de/thm/arsnova/services/QuestionService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.util.AbstractMap;
diff --git a/src/main/java/de/thm/arsnova/services/SessionService.java b/src/main/java/de/thm/arsnova/services/SessionService.java
index f51a8016..d2f1d356 100644
--- a/src/main/java/de/thm/arsnova/services/SessionService.java
+++ b/src/main/java/de/thm/arsnova/services/SessionService.java
@@ -1,14 +1,13 @@
 /*
- * Copyright (C) 2012 THM webMedia
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
  *
- * This file is part of ARSnova.
- *
- * ARSnova is free software: you can redistribute it and/or modify
+ * 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
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * ARSnova is distributed in the hope that it will be useful,
+ * ARSnova Backend is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
@@ -16,7 +15,6 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 package de.thm.arsnova.services;
 
 import java.io.Serializable;
diff --git a/src/main/java/de/thm/arsnova/services/StatisticsService.java b/src/main/java/de/thm/arsnova/services/StatisticsService.java
index 19990272..4a5792ae 100644
--- a/src/main/java/de/thm/arsnova/services/StatisticsService.java
+++ b/src/main/java/de/thm/arsnova/services/StatisticsService.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.services;
 
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/src/main/java/de/thm/arsnova/services/UserService.java b/src/main/java/de/thm/arsnova/services/UserService.java
index a6435db4..6ea53980 100644
--- a/src/main/java/de/thm/arsnova/services/UserService.java
+++ b/src/main/java/de/thm/arsnova/services/UserService.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.services;
 
 import java.io.UnsupportedEncodingException;
diff --git a/src/main/java/de/thm/arsnova/services/UserSessionService.java b/src/main/java/de/thm/arsnova/services/UserSessionService.java
index 6390634f..56b7f7fb 100644
--- a/src/main/java/de/thm/arsnova/services/UserSessionService.java
+++ b/src/main/java/de/thm/arsnova/services/UserSessionService.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.services;
 
 import java.util.UUID;
diff --git a/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java b/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
index ac52d270..9d18f826 100644
--- a/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
+++ b/src/main/java/de/thm/arsnova/services/UserSessionServiceImpl.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.services;
 
 import java.io.Serializable;
diff --git a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
index 5507524a..f8a8dcc2 100644
--- a/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
+++ b/src/main/java/de/thm/arsnova/socket/ARSnovaSocketIOServer.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.socket;
 
 import java.io.FileInputStream;
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 2168e8d5..58ea04f7 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Feedback.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Feedback.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.socket.message;
 
 public class Feedback {
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 8b6947a1..e47c72d1 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Question.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Question.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.socket.message;
 
 public class Question {
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 3b56fe50..83688e24 100644
--- a/src/main/java/de/thm/arsnova/socket/message/Session.java
+++ b/src/main/java/de/thm/arsnova/socket/message/Session.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.socket.message;
 
 public class Session {
diff --git a/src/main/java/de/thm/arsnova/web/CacheControl.java b/src/main/java/de/thm/arsnova/web/CacheControl.java
index 4b70755c..a391c980 100644
--- a/src/main/java/de/thm/arsnova/web/CacheControl.java
+++ b/src/main/java/de/thm/arsnova/web/CacheControl.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.web;
 
 import java.lang.annotation.ElementType;
diff --git a/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java b/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
index 843f63f2..7546eb16 100644
--- a/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
+++ b/src/main/java/de/thm/arsnova/web/CacheControlInterceptorHandler.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.web;
 
 import javax.servlet.http.HttpServletRequest;
diff --git a/src/main/java/de/thm/arsnova/web/CorsFilter.java b/src/main/java/de/thm/arsnova/web/CorsFilter.java
index fc2e55f3..49c65a34 100644
--- a/src/main/java/de/thm/arsnova/web/CorsFilter.java
+++ b/src/main/java/de/thm/arsnova/web/CorsFilter.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.web;
 
 import java.io.IOException;
diff --git a/src/main/java/de/thm/arsnova/web/DeprecatedApi.java b/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
index 353723ab..763442d3 100644
--- a/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
+++ b/src/main/java/de/thm/arsnova/web/DeprecatedApi.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.web;
 
 import java.lang.annotation.ElementType;
diff --git a/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java b/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
index 5d248608..edbd54cc 100644
--- a/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
+++ b/src/main/java/de/thm/arsnova/web/DeprecatedApiInterceptorHandler.java
@@ -1,3 +1,20 @@
+/*
+ * This file is part of ARSnova Backend.
+ * Copyright (C) 2012-2015 The ARSnova Team
+ *
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ARSnova Backend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 package de.thm.arsnova.web;
 
 import javax.servlet.http.HttpServletRequest;
-- 
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