Renamed chapter 4.
Improved grammar and sentence structure of the programming guide.
Fixed use of an odd colon ':' (integer value 65306). Changed it to a default colon (integer value 58).
Merge remote-tracking branch 'upstream/master' into js-programming-guide
Moved chapter 4.5 to the new chapter 4 folder.
[Cocos2d-JS] Add Chinese doc for Facebook test case
[Cocos2d-JS] Docs for v3.1 release
Merge branch 'master' of https://github.com/cocos2d/cocos-docs
[Cocos2d-JS] fixed some mistakes as Panda has proposed
[Cocos2d-JS] Add chinese doc for facebook test case
[Cocos2d-JS] Add Chinese doc for Facebook test case
Update en.md
[Cocos2d-JS] Chinese release note for v3.1 release
Create ko.md
Update ko.md
Update ko.md
Cocos2d-JS 3.1 beta update
Merge pull request #3 from Molks/master

[Cocos2d-JS] Add Chinese doc for Facebook test case
[3.1 release] Improve changelogs
[3.1 release] Improve Facebook Integration documents