update cocos2d-x
update tools
update framework
add CCCrypto::encryptXXTEA(), CCCrypto::decryptXXTEA(), update ios, mac project
fix CCCrypto::encryptXXTEALua(), CCCrypto::decryptXXTEALua() memory leaks
add XXTEA android support
update simulator mac
add xxtea files
add XXTEA win32 support, update simulator win32
update cocos2d-x
update cocos2d-x, tools
update doc
update doc
update doc
update doc
update doc
update doc
update doc
add Chipmunk
update physics