Merge pull request #1 from cocos2d/v3

Update from cocos2d-x
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3
Merge branch 'v3' of https://github.com/cocos2d/cocos2d-x into v3
Remove useless copy about luasocket on the android platform
ListViewReader completed and listview callback feature.
Add interface that create node with flat buffers object for simulator
Update reader
1. ListView demo compeleted.
2. Optimized ListViewReader format.
Update RELEASE_NOTES.md

change `Cocostudio Reader` to `Cocos Studio Reader`
Update RELEASE_NOTES.md

 `ClippingRectangNode` to `ClippingRectangleNode, 
`effecient` to `efficient`
Update RELEASE_NOTES.md
Update RELEASE_NOTES.md
Update RELEASE_NOTES.md

`trianle command` to `triangle command`
Update RELEASE_NOTES.md

'Reskin' to `Reskin`
'Attachment' to `Attachment`
'Better support for FBX' to `Better support for FBX`
etc.
Update RELEASE_NOTES.md

fix more typos.
Merge pull request #9411 from pipu/v3_reader_update

V3 reader update
Update CCActionTimelineCache.cpp, LayoutReader.cpp, PageViewReader.cpp, ScrollViewReader.cpp, TextFieldReader.cpp, TextReader.cpp
Merge pull request #9431 from pipu/update_widget_reader_and_actiontimeline_reader

Update some widget reader and action time line reader
Merge pull request #9385 from samuele3hu/v3_cocostudio

Remove useless copy about luasocket on the android platform