Genymotion：
https://www.genymotion.com/fun-zone/
https://www.genymotion.com/account/create/
cls清空记录
fiddler：
http://www.cnblogs.com/findyou/p/3491014.html
https://blog.csdn.net/damonrush/article/details/52088098
异常处理
https://www.cnblogs.com/jayshsoft/p/7503171.html