Failable valves.
GUI
Merge remote-tracking branch 'upstream/master' into bigBunny
a small fix on bunny controller, GUI and gunshot
Merge branch 'newchanges' into bigBunny

Conflicts:
	src/main/java/dab/gui/mainpanels/TwoPlayerInterface.java
Merge branch 'bigBunny'
Merge branch 'aisteBigBunny'

Conflicts:
	src/main/java/dab/gui/auxpanels/ControlPanel.java
	src/main/java/dab/gui/mainpanels/GameInterface.java