production strategy able to produce multiple interactiveEntities
working on getting action to apply from button click
fixed exit button functionality
Merge branch 'master' of https://github.com/Tadimsky/vooga into buttonActions

Conflicts:
	src/vooga/rts/state/GameState.java
fixed minor modification in interactiveEntity
merging buttonActions
adding gameovermenu
merging gamestate
merging end game
making scaling changes
adjusting button coordinate (location and dimension)
remove absoute values in menus
nuanced changes to adapt to different resolutions
creating and updating location/dimension
scale static class for easy computations
setup menu
added back Canvas.java
using Graphics' scale() method to scale
updating menu changes
resetting manual scaling