m7: send phone apps status to proximity sensor

Needs http://review.cyanogenmod.org/#/c/48997/

Change-Id: I457c40892a51d151a4682193e5c37c926f6cb2f4
m7: remove psensor cancel value hack

Change-Id: Ic61aa280cf34b827355324926602569efe412acc
m7: Add digital dock routes for LPA and tunnel

 * For supporting music playback over USB.

Change-Id: I07ab7297a7b35b616b02bb775aaa6a2b6dccb331
m7-common: add LPA USB Proxy use case

Change-Id: I979d6ca58ace85bc30a05553705ddae25caadb72
Merge "m7: remove psensor cancel value hack" into cm-10.2
m7-common: enable option to set button brightness 

Change-Id: I2aab2fec2a5fa8f6907242498c23029d77b2f81c
Merge "m7-common: enable option to set button brightness " into cm-10.2
Merge "m7: send phone apps status to proximity sensor" into cm-10.2
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2