[AutoPR monitor/resource-manager] [Monitoring] Add metric alerts api 2018-03-01#1301

AutorestCI wants to merge 1 commit intorestapi_auto_monitor/resource-managerAzure/azure-sdk-for-go:restapi_auto_monitor/resource-managerfrom

restapi_auto_2620Azure/azure-sdk-for-go:restapi_auto_2620Copy head branch name to clipboard