merge from open-source master

Change-Id: I0628d21b4bf629896dad7b9b5b6a9357021e1278
tree: 4db4ad2ba58cd8b70755f8b6d00e9b2f448487e9
  1. include/
  2. libril/
  3. reference-cdma-sms/
  4. reference-ril/
  5. rild/
  6. CleanSpec.mk