menustate calling unsetFrame
reinstated canvas, fixed button
fixed checkingbounds
submenu bounds checking
changed states to improve state transitioning
added scale.java
Merge branch 'buttonActions' of https://github.com/Tadimsky/vooga into integratenetwork

Conflicts:
	src/vooga/rts/state/GameState.java
	src/vooga/rts/state/MainState.java