d2: enable swipe controls in recovery

Change-Id: I6388e32e8cce3b666a4060f9a192c66fd49a91ed
d2-common: tweak fstab

Some boot hangs on d2 have been traced to poor cache performance.
Increase performance by enabling journal_async_commit,noatime, and
noauto_da_alloc. Also remove duplicate definition of /cache in
init.target.rc.

Change-Id: Ic9508cc047256776910160fb9ca1cb2cda183c67
Disable high brightness option in Torch

Change-Id: I1a2df5feb59c3c6f08c88e2a7c17460b4576c675
(cherry picked from commit b4c5a1382c792d272c3d36f2abbfded73ec315ad)