Optimization for Value
remove unneeded codes
Merge pull request #6602 from minggo/remove-unneeded-codes

remove unneeded codes
[ci skip]
[AUTO]: updating luabinding automatically
Merge pull request #6677 from CocosRobot/update_lua_bindings_1399873414

[AUTO]: updating luabinding automatically
Merge pull request #6535 from dumganhar/value-optimize

closed #5099: Optimization for Value
[ci skip]
fixed compile fail on android.
Merge pull request #6678 from Dhilan007/v3

fixed compile fail on android.
Merge branch 'screenshot' of github.com:visiblelight/cocos2d-x into screenshot
Merge branch 'screenshot' of github.com:visiblelight/cocos2d-x into screenshot
Now it shoudl run fine on iOS