am 9c8b0681: am cc344c58: am c7ffb77c: am 56f551d6: am 56b1bf1e: Merge "Purge invalid SIP phone accounts at startup." into mnc-dev

* commit '9c8b0681e401993497c438ef4b5002c41c007131':
  Purge invalid SIP phone accounts at startup.