CCPointI. Operator Overloads
fixed CCNode.GetChildByTag
optimize operators ==, != in CCPoint
fixed CCTexture2D.ConvertSurfaceFormat
added missing resources in Android project
added missing files
remove not used enum CCOrientation
all GraphicsDevice logic move into CCDrawManager
ApplicationDidFinishLaunching is called only once
Mask routines use DepthStencilState Cache
Merge branch 'master' of https://github.com/Cocos2DXNA/cocos2d-xna
m_pChildrenByTag created in CCNode.ChangedChildTag
Merge pull request #330 from gena-m/master

GraphicsDevice logic move into CCDrawManager