Enable QC_AV_ENHANCEMENTS

Change-Id: I1c11dae97c0270c498ffdd33a16bc5d57d2e26a8
Move userdata to end of fstab for encryption/remove mass storage

Change-Id: I0877bf2b9929186d98d42d5df4487c2705b6beaf
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2