Updated maven dependencies

This includes usage of newest connector-client. The last maven based
version 0.41.0 had been replaced by newer 0.7x version wich includes some
new features.

pom.xml

@@ -7,8 +7,8 @@
 	<packaging>war</packaging>
 
 	<properties>
-		<org.springframework-version>4.0.4.RELEASE</org.springframework-version>
-		<org.springframework.security-version>3.2.3.RELEASE</org.springframework.security-version>
+		<org.springframework-version>4.0.5.RELEASE</org.springframework-version>
+		<org.springframework.security-version>3.2.4.RELEASE</org.springframework.security-version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.url>https://scm.thm.de/arsnova</project.url>
 		<mobile.path>../arsnova-mobile/src/main/webapp/build/production/ARSnova</mobile.path>
@@ -185,7 +185,7 @@
 		<dependency>
 			<groupId>cglib</groupId>
 			<artifactId>cglib</artifactId>
-			<version>2.2.2</version>
+			<version>3.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>
@@ -300,7 +300,7 @@
 		<dependency>
 			<groupId>de.thm.arsnova.connector</groupId>
 			<artifactId>connector-client</artifactId>
-			<version>0.40.1-SNAPSHOT</version>
+			<version>0.71.0-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>com.jayway.jsonpath</groupId>