Revert "Turn off BLE, GATT, and SMP of Bluetooth stack"

This reverts commit 67b7e3ac6f697f37b709a403dbe82d7ec6a83e55.

Enable BLE, GATT and SMP for Nexus 7 2012 grouper and tilapia

Change-Id: I640b3b76a341efc98d1ed69b1dc60425cdc0070b
fix vold to use new fstab.grouper format

Change-Id: I1839f2e2d697d2413b399cdfb8d617203152bff7
Merge remote-tracking branch 'github/cm-10.2' into cm-10.2