Add heap configuration for 1080p phones with 2048m

 * Increase heap start size to 16m to minimize GC with larger bitmaps

Change-Id: I8fbba2e5a2a2cf2d7a6898ca6bae8639d6cf5a19
Merge branch 'jb-mr1' of https://github.com/AOKP/frameworks_native into jb-mr1