Change-Id: Ie9493f438c6ac371029e52a5d5f6191c7239bf75
Killing the process allows for some settings that are read only on service start up to be correctly read again. Change-Id: Ia48f2ca4760a530ac47b727f290d606715cb6bde
This change also cleanups preference key string constants Change-Id: I58510f220a90d00d71a935731abeab87384675bb