Merge pull request #194 from ProG4mr/flixelNME

FlxPhysSprite and FlxPhysState small amends:
Merge remote-tracking branch 'origin/dev' into flixelNME
Merge remote-tracking branch 'origin/dev' into flixelNME
first commit. nothing is working
mostly renaming methods
check animation frames
Merge remote-tracking branch 'origin/dev' into flixelNME
Merge remote-tracking branch 'origin/dev' into texture_atlas
Added missing button IDs for the Xbox controller
Merge remote-tracking branch 'origin/flixelNME' into texture_atlas
Merge pull request #274 from volvis/flixelNME

Added missing button IDs for the Xbox controller
some work on spritesheetframes
Merge remote-tracking branch 'origin/dev' into texture_atlas
Merge remote-tracking branch 'origin/dev' into flixelNME
Merge branch 'flixelNME' of https://github.com/Beeblerox/HaxeFlixel into flixelNME
Merge remote-tracking branch 'origin/dev' into texture_atlas
BitmapFilters for FlxSprite and FlxText now work for native targets.
Merge remote-tracking branch 'Beeblerox/texture_atlas' into flixelNME
Merge pull request #277 from ProG4mr/flixelNME

BitmapFilters now working for native targets (windows and neko tested using Filters Demo).
Merge remote-tracking branch 'origin/flixelNME' into dev