Implement RayCast, CatContactSystem modified
physics asction enum for sounds
Merge branch 'master' of https://github.com/Lusito/GameDevWeek
fix minor issue
PositiveFood velocity
moved physics classes in physics package
Add cat's death and respawn!
Merge branch 'master' of https://github.com/Lusito/GameDevWeek

Conflicts:
	gdx-kitten-rescue/src/main/java/de/hochschuletrier/gdw/ss14/ecs/EntityFactory.java
Merge branch 'master' of https://github.com/Lusito/GameDevWeek
Merge branch 'master' of https://github.com/Lusito/GameDevWeek

Conflicts:
	gdx-kitten-rescue/src/main/java/de/hochschuletrier/gdw/ss14/ecs/systems/CatContactSystem.java
Merge branch 'master' of https://github.com/Lusito/GameDevWeek
Fix
Merge branch 'master' into sound