max77693: Standardize the output of the "online" property

Return "0" when no power supply is present
Fixes CYAN-2138

Change-Id: I4a4391a454e8e1c5681f8a27ce498f77b4934e28
Revert "max77693: Standardize the output of the "online" property"

This reverts commit 1a05356029493b29f866cf04f7550243ef3ae687, the
enumerator breakage introduced by change Iafbd9fb45253b02d539ac0ba114f57b3bf9eeed4
can be reverted cleanly without further impact and it's a cleaner fix

Change-Id: I351c320f98691241fbe321a0b1ac54152802deb4
Revert "wakelock: use single threaded workqueueus"

This reverts commit 7cf296f8064db7991c4cffb13e07de1b5a981d4a.

Change-Id: Iff69627417b6607e9384019154c15b0ae0e8a20b
Merge remote-tracking branch 'CM/cm-10.2' into cm-10.2