dlx: Move tty_enabled from Telephony to Telecomm

Change-Id: I652b095af30cc2732a06829dc23492e5355660da
dlx: audio_policy: Add remote submix

Change-Id: Ibd2875ed1a3f0e93a02d98383234dc00df413af6
Merge remote-tracking branch 'cm/cm-12.0' into HEAD