fix CCString to lua string

rt
fixed ui action will be wrong while loop play
resloved merge error
Merge branch 'master' of git://github.com/cocos2d/cocos2d-x
Merge branch 'master' of git://github.com/cocos2d/cocos2d-x
hot fix：fix cpp template on IOS version
hot fix：fix lua template on IOS version
hot fix：fix hello lua can not link on IOS
Merge branch 'master' of git://github.com/cocos2d/cocos2d-x
Modify list view event interface
hot fix：fix test lua can not link on IOS
Fix javascript template project compile fail.
Modify samples
fix some error for studio binding.
Merge pull request #4217 from Dhilan007/master

[ci skip]Fix javascript template project compile fail.
Merge pull request #4218 from dabingnn/masterfix

[ci skip]Masterfix
Merge pull request #4219 from Dhilan007/master

[ci skip]fix some error for studio binding.
replace nullptr to NULL
fix miss file for jsb XCode project and relieve depend on studio binding.
Merge pull request #4223 from Dhilan007/master

[ci skip]fix miss file for jsb XCode project and relieve depend on studio binding...