seperate healthbar into class
Merge branch 'hud' of https://github.com/hottehead/GameDevWeek into hud
healthbar
Merge branch 'hud' of https://github.com/hottehead/GameDevWeek into hud

Conflicts:
	gdx-test/src/main/java/de/hochschuletrier/gdw/ws1314/hud/TestHudStage.java
Merge branch 'hud' of https://github.com/hottehead/GameDevWeek into hud

Conflicts:
	gdx-test/src/main/java/de/hochschuletrier/gdw/ws1314/hud/TestHudStage.java
merge fix