RPG Interfaces: minor fixes to avoid bugs
Merge branch 'dev' of http://www.github.com/HaxeFlixel/flixel-demos into dev

Conflicts:
	User Interface/RPG Interface/source/State_Battle.hx
FlxRandom: Added a normal distribution image to the readme
Merge branch 'random_floatNormal' into dev
Merge branch 'dev' of http://www.github.com/HaxeFlixel/flixel-demos into dev