Refused to execute script from raw.github.com/*.js

由于从raw.github.com获取的脚本源文件是text/plan, 而chrome新版本会限制脚本执行
Refused to execute script from 'https://raw.github.com/*.js' because its MIME type ('text/plain') is not executable, and strict MIME type checking is enabled.

因此使用第3方的服务来获取脚本了。