fixed potential divison through zero (closes #499)
Merge branch 'master' of github.com:PrimaryFeather/Starling-Framework
avoiding rounding errors, added tests (refs #499)
added yet another NaN check (refs #499)
added 'RectangleUtil.getBounds' method
now using Rectangle instead of quad for hit area
prepared antiAliasing in RenderTextures for upcoming AIR 13 (refs #459)
- change package for BFConstructor
Merge branch 'master' of git://github.com/PrimaryFeather/Starling-Framework

Conflicts:
	starling/src/starling/text/TextField.as