Merge pull request #1 from cocos2d/v3

update
Merge pull request #3 from cocos2d/v3

update
Merge pull request #7 from cocos2d/v3

update
Merge pull request #9 from cocos2d/v3

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Merge branch 'v3-official'
Merge pull request #10 from cocos2d/v3

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add simple implement of WebView for win32

1.add simple implement of WebView for win32
2.Modify `std::string' to `const std::string &' as issues 7958 said
3.Open the test case in cpp-tests
fix compile errors
Update CocosGUI.h
fix compile errors
Merge branch 'v3_WebView_win32' of https://github.com/wohaaitinciu/cocos2d-x into v3_WebView_win32
fix link errors
fix compile error
[AUTO]: updating luabinding automatically
compile error & code spelling error

1.fix compile error on win32
2.modify spelling error
add transparent flag to render command
add comment
fix:runtime crash when upload file to Mac/Win32
added Node::getCascadeBoundingBox()
fix compile error