issue #3539  add one article about JSB-manually
Merge remote-tracking branch 'upstream/master'
review chapter3
issue #3587 translate the chapter 1 of parkour_game_with_javascript
Merge remote-tracking branch 'upstream/master'
Merge pull request #24 from cuit-zhaxin/master

issue #3587 translate the chapter 1 of parkour_game_with_javascript
Merge branch 'master' of github.com:andyque/cocos-docs
Merge remote-tracking branch 'upstream/master'