http://www.cocos.com/doc/article/index?type=cocos2d-x&url=/doc/cocos-docs-master/manual/framework/cocos2d-js/3-jumping-into-cocos2d-js/3-1-installation/zh.md
http://blog.csdn.net/liu1164316159/article/details/38058571
cocos run 命令 格式为 cocos run -p [平台] 栗如:cocos run -p win32 表示win32平台 cocos run -p web