Added Android Project

Basic Libgdx-Android project added
NetworkHandler geadded!

Hab' für das Desktop-Projekt einen NetworkHandler geadded, aber der kann
momentan noch nichts Sinnvolles ^.^
NetworkHandler geadded!
Merge remote-tracking branch 'origin/master'

Conflicts:
	AndroidClient/android/AndroidManifest.xml
	AndroidClient/android/build.gradle
	AndroidClient/android/project.properties
	AndroidClient/android/src/com/teamcool/android/android/AndroidLauncher.java
	AndroidClient/build.gradle
	AndroidClient/gradle/wrapper/gradle-wrapper.properties
	AndroidClient/settings.gradle