Merge tag 'android-7.1.1_r4' into cm-14.1

Android 7.1.1 release 4

# gpg: Signature made Thu Dec  1 13:07:04 2016 CST
# gpg:                using DSA key E8AD3F819AB10E78
# gpg: Can't check signature: No public key
tree: 3e5a0b12be291d9cb0f64fcc219d1de6abdb7cbc
  1. include/
  2. libril/
  3. librilutils/
  4. reference-ril/
  5. rild/
  6. Android.mk
  7. CleanSpec.mk