Telephony: respect quiet hours vibration settings when ringing

The quiet hours "Disable vibrations" option did not work
for incoming calls.

Change-Id: I9ca0c9371cca61cf75b586f93f34b299de6776be
Signed-off-by: Roman Birg <roman@cyngn.com>
Merge git://github.com/CyanogenMod/android_packages_services_Telephony into cm-11.0