ProximitySensor Fix
zeus_common/prebuilt:switch to 2 stage boot method
some clean up

Change-Id: I62fba45e914f6ad3b729233287428445fe8af1b0
clean up from @mikeNG

Change-Id: I0b6372987511fdb372a6cfe7428d45f474edd6bd
update configcommon

Change-Id: Ic1805215c03eaf765ddd0d1aff2e20be24f259a2
merge conflicts

Change-Id: If4e848e6ca855c914e84ab3236e4cce27440751f