move bluetooth config to shinano

Change-Id: Ieb9bdd2c03edbd9c33494a116e2ffc18537dcd2b
add back hardware keys overlay

also add wake keys and enable volume rocker

Change-Id: I1e9f950c0475a1015e007131f7626144d55aad25
Merge remote-tracking branch 'cm/cm-12.0' into lollipop

Conflicts:
	overlay/frameworks/base/core/res/res/values/config.xml