MR1 staging repo for xt925

Change-Id: I94cd2577b3896fde4dd6e22592db97e5c3bb97cd
Change name to xt926dev

Change-Id: Ieebd2efd85d0a7095195b3c5118cc1a2a14a78ae
Rename branch

Change-Id: If06f8fd73b3ff5380d74896beb741dc50ece71b1
Add xt907 and vendor_motorola

Change-Id: I343138fa6cf20940d69a7bdfa1f4f4d1e3e11473
Rename to xt926

Change-Id: I2f580f972764ca27562516af9c71b9f51ca8e797