Document Revision History
This table describes the changes to TopSongs.
Upgraded to support iOS 6.0 SDK, uses Automatic Referencing Counting (ARC), uses NSCurrentLocaleDidChangeNotification to detect locale changes for dates, minor code reformatting.
Upgraded to iOS 5.0, fixed an autorelease pool management bug.
Upgraded project to build with the iOS 4 SDK.
Expanded ReadMe and added localization for SongsViewController.