Merge tag 'android-6.0.0_r26' into HEAD

Android 6.0.0 release 26

* tag 'android-6.0.0_r26': (71 commits)
  CDD: Add BASE_OS and SECURITY_PATCH build parameters
  CDD: Add android.hardware.type.automotive feature for Automotive
  CDD: Requirement updates for the assistant
  CDD: Add adoptable storage section
  Standardize use of STRONGLY RECOMMENDED
  CDD: Add devices must be able to decode all formats it can encode to Mulitmedia (formerly change 787297)
  Use STRONGLY RECOMMENDED for reporting supported audio features
  CDD: Clarify TV app requirements for devices with TV input Framework support.
  CDD: Updates to changelog, TOC fix
  Docs: Adding new cover image and current date
  CDD: Add Data Deletion section
  CDD: Add requirements for the new HiFi sensor feature
  Fix mis-matched tags
  CDD: Add requirements for the Android Keystore System
  CDD: Clarify SELinux CDD requirements.
  CDD: Require rotation vector when accel, gyro, magneto available
  CDD: Update requirements for new density buckets
  CDD: Add requirements related to the new fingerprint API
  Docs: Changelog additions for M version merges as of 10-15-2015
  Docs: Fixing plural carriers ref
  ...

Change-Id: I5c2546dba78d06423f42507c1682d005599a984c