g2 family: MAJOR update

-New Adreno blobs (from bacon)
-New proprietary blobs from latest LG 4.4.x builds
-Updates for caf-new

Modified from vware/proprietary_vendor_lge@cfaf0d5ef87f3992cfa1f95aee6a202acc719202

Original author: Georg Veichtlbauer <georg.veichtlbauer@gmail.com>