* update alerting module
* replace compat with ones from alerting
* update type references Receiver and Integration to *Status
* update route in provisioning test that is invalid after recent change
* use right type for LINE ingtegration
* Create locking config store that mimics existing provisioning store
* Rename existing receivers(_test).go
* Introduce shared receiver group service
* Fix test
* Move query model to models package
* ReceiverGroup -> Receiver
* Remove locking config store
* Move convert methods to compat.go
* Cleanup
Yuri Tseretyan
William Wernert