Revert "Revert "geeb/mako: Use CAF media driver""

This reverts commit f0776b047ca00e9c895eedb13b372df77876f7f5.
geeb: Add saturation control to gamma calibration

This change depends on http://review.cyanogenmod.org/#/c/51332/ and
http://review.cyanogenmod.org/#/c/51499/

Change-Id: Icd1e6600c6f0c88f1ae9c2224d17af5daeca77ad