Adding FileFilter + fixing Open-Bug
Removed "AddMedia"-Button
Merge branch 'master' of https://github.com/Khazuar/QuT

Conflicts:
	QuT/src/main/java/QuTMainWindow.java
Merge branch 'master' of https://github.com/Khazuar/QuT

Conflicts:
	QuT/src/main/java/QuTMainWindow.form
	QuT/src/main/java/QuTMainWindow.java
Merge branch 'master' of https://github.com/Khazuar/QuT

Conflicts:
	QuT/src/main/java/QuTMainWindow.form
	QuT/src/main/java/QuTMainWindow.java