Import Qualcomm SELinux policy by default

Change-Id: I6bcccb145af56e33a3c6ece210542951e09fa010
Remove AOSP QCOM media branches

* New direct path mappings allow all variants to share this.

Change-Id: I54faf6890cbdff310d4f86f38cb493477dd5307f
Merge remote-tracking branch 'cyanogen/cm-12.0' into cm-12.0