update to 4.4.4

Change-Id: Ibbff03d1b832194a41823c509b639fe10b2a93c8
Add support for i9500

Change-Id: I03460bc0ea4434468198d4f3aa73af25c01bdb3c
Add pyramid support

Change-Id: I66aca15337f670be9cf76df6a51f793b5a6fa23f
Merge "Add pyramid support" into kk4.4
Merge https://github.com/SlimRoms/vendor_slim into kitkat