加入短信告警配置
Merge branch 'master' of https://github.com/dianping/cat
resolve conflicts
添加两个convertor方法的test case，修改了系统监控cmdbdomain没有时的空白显示bug，其他代码clean
add test resources
完善网络监控展示方式，分离MetricConfig
Merge branch 'master' of https://github.com/dianping/cat
Merge pull request #347 from jialinsun/master

代码修改，详情请见commit log