Merge pull request #646 from yangws/master

Fix a link error of ide catalog.
大城君のSourceTreeでプルが行えないので代理でアップします。
Merge pull request #647 from ulzexus/more-change-from-v2-to-v3

more-change-from-v2-to-v3の日本語訳
[Cocos2d-JS] Add MIT license for parkour game tutorials
Merge branch 'master' of https://github.com/cocos2d/cocos-docs
Merge pull request #648 from pandamicro/master

[Cocos2d-JS] Add MIT license for parkour game tutorials
Quick spell check of the folders: manual/framework/native, manual/studio, release-notes and tutorial.
Merge pull request #649 from simondel/spellcheck

Quick spell check other folders
Merge branch 'master' of https://github.com/chukong/cocos-docs
Update manual/code-ide/ds-5/zh.md.
Add manual/code-ide/ds-5/debug-with-ds-5/zh.md.