Update the version limit of python in cocos-console/en.md
Merge branch 'master' of https://github.com/cocos2d/cocos-docs into Iss_EventManagerDoc
Update the setup step in cocos-console/en.md
Merge pull request #206 from dingpinglv/Iss_ReleaseNote

Update the version limit of python in cocos-console/en.md