Torch: Switch to sysfs interface

Change-Id: I81f5aacda1fd3237a0dfe8d7bd65090730c04a83
enable sf optimizations for virtual displays

Change-Id: I5469e2591074e76b3d596af8b5928b5854df6ca7
Update config files.

Change-Id: Ib5f8d5288cc0d1755709d8117e10ea2cea2b9fa6
Remove hfr1080p which fixes libmedia.

Change-Id: Ibcd3d78b79ecb3860c59c0aa020d050af0c4feb2
Using prebuilt GPS libraries now.

Change-Id: I2a9b36007314b1bbb52c9c2b09e7f2c4325566b3
Merge remote-tracking branch 'github/cm-11.0' into cm-11.0-4.4.2Kernel