Add ActionTimeline support and binary file loading.
Add GUI-Editor test cases
Merge branch 'v2' of https://github.com/cocos2d/cocos2d-x into v2_test
Add setScriptObjectDict and getScriptObjectDict for need of Lua and js binding
Merge branch 'v2_test' of https://github.com/samuele3hu/cocos2d-x; branch 'v2' of https://github.com/cocos2d/cocos2d-x into v2_test
Update Lua bindings
Merge pull request #7105 from samuele3hu/v2_test

Add ActionTimeline support、binary file loading and GUI-Editor test cases