added extentions CCControlColourPicker, CCControlPotentiometer, CCControlStepper and test for them
added tests for CCScale9Sprite
Merge remote-tracking branch 'remotes/gena-m/master'
Merge pull request #1 from denis-minchuk/master

implement missing control extentions and test for them
fixed bugs in GUI extension, renamed fields
Merge pull request #2 from denis-minchuk/master

fixed bugs in GUI extension, renamed fields
use layer clipping routines
added MinScale, MaxScale properties
fixed initialization (IgnoreAnchorPointForPosition = false)
fixed CCLayerGradient and CCParticleSystem Initialization
CCBReader synchronized with last version in cocos2d-x
Merge pull request #3 from denis-minchuk/master

CCBReader
Added new files in all projects and added content for android
Merge pull request #4 from denis-minchuk/master

Added new files in all projects and added content for android
revert changes in CCSpriteFrameCache
CCSpriteSheet, CCSpriteSheetCache
Merge branch 'master' of https://github.com/gena-m/cocos2d-xna into pr275
PR275 fixed the ccb animations.