modify filename
Update zh.md
update link
Update en.md

Changed "appFiles" to "jsList" in the project.json description
Update en.md

Fixes a typo "PlayScnee.js" to "PlayScene.js"
Update en.md
Updates en.md

Fixes "jumps up and jumps up" to "jumps up or jumps down"
Merge pull request #334 from pandamicro/master

[Cocos2d-JS] Improve Upgrade Guide for 3.0 beta
tutorial about how to use resource manager.
Merge pull request #335 from Ivenyang/master

tutorial about how to use resource manager.
Fix a typo in director-scene-layer-and-spirte.
typo on "cococs", changed to "cocos"
Merge pull request #337 from misidoro/patch-1

typo on "cococs", changed to "cocos"
Merge pull request #332 from MicheleV/master

Fix few typos inside the html5 parkour game tutorial (javascript-v3.0)
Merge pull request #329 from honghui/master

update link
Merge pull request #328 from ccf19881030/patch-3

Update zh.md
Merge pull request #336 from kkpattern/fix-typo-event

Fix a typo in director-scene-layer-and-spirte.
add 2 articles
Merge pull request #338 from Ivenyang/master

add 2 articles，need to review
Merge remote-tracking branch 'chukong-cocos-docs/master'