错误 :
Failed to fetch platform ios
Probably this is either a connection problem, or platform spec is incorrect.
Check your connection and platform name/version/URL.
Error: EPERM, utime '/Users/guoshidi/.cordova/lib/npm_cache/cordova-ios/3.9.2/package/.npmignore'
解决 :
在终端里输入 : rm -rf ~/.cordova