am 0d447760: am 6d028dd2: Merge "SIP: Feedback any provisional responses in addition to RING" into gingerbread

Merge commit '0d44776016cecf1c7c826c4784f8f867a56235f0'

* commit '0d44776016cecf1c7c826c4784f8f867a56235f0':
  SIP: Feedback any provisional responses in addition to RING