Don't go into full suspension when proximity is triggered

Change-Id: I2a91722b61050698b6684da0a06d959c046416da
camera: Restart preview after ZSL changes only if the preview is running

Don't touch the preview state if it was stopped to begin with

Change-Id: Ie81c01165778f98f92f11badc17c2023ea4610b7
__X-treme_D-vice__
update relese tools now that we've updated build to accomodate recovery-cm