update CCPointer
add CCCommonExtended
add CCPrimitiveNodes
refactor CCGeometryExtended
add CCGeometryExtended
add copyright notices; remove unneeded .cpp files
remove obsolete geometry func
fix opacity for solid CCRectNode
add CCPlay
make CCPrimitiveNodes handle anchor points
add CCXmlNode
add CCEmitter
add CCNodeExtended
add CCActionExtended
decorative fixes
add CCTableWorker
add CCScrollableLayer
make CCRepeatDuration CCActionInstant-compatible
fix CCPlay to accept C-string instead of std::string
improve doc