OmniGears: BarsSettings cleanup

use DeviceUtils also cleanup summary

Change-Id: I88fd7b2ef4af74ec2b867df4d5084bddc0159285
OmniGears: cleanup volume default settings

unify with other settings

Change-Id: Id1e0a267c979e08b4e22b55f3599def308592f59
Revert "OmniGears: BarsSettings cleanup"

This reverts commit d91556487e15f8e8dde6a6f2f35e2b6cc3980325.
Merge branch 'head' into kitkat