Renames and cleans up interface in CCActionInterval
Renames and cleans up CCActionEase
Renames CCCatmullRom actions
Renames CCActionProgressTimer actions
Removes CCGrabber
Renames CCTexture2d to CCTexture and renames constants
Refactors naming and hides private methods in CCTexture
Cleans up CCDirector and moves private methods to private header