Re-enable AOKPChangelog

Theme the AOKP Changelog screen
Add dark save icons
Set a progress spinner when the changelog screen is loading

Change-Id: I7f8fbd18d7dbb31c535e9a6a2f076f552e5cbe88
Add age searching documentation to README

Output the AgeSearch in the same format it came in

Change-Id: I78fe36504f88dfb1f5c8ffb6eec3a33b810cac32