Add "video/vnd.objectvideo" as supported MIME type.
Add support for pinning subscription to start.
Add support for MIME type "audio/x-mpeg"
Add support for yet another malformed podcast feed.

Thanks The Dan Patrick Show: Podcast
Generate unique file names for episodes so that we don't rely on unique file names from the stream.
Add possibility to delete all downloaded episodes in a subscription.
Add setting to control the threshold when an episode has been listened to.
Fix setting episode to correct state if episode file name is not emtpy.
Implement background service to update pinned subscriptions with new episode numbers.
Fix storing episode play position when pausing/stopping the episode when Podcatcher is not running.
Add support for more audio fromats.
Fix download and play state issues. Also store that information in DB instead or trying to guess it.
Resume paused episode playback also from the episode listing.
Updated live tile support for subscriptions.

For some reason the background agent isn't running in debug mode.
Refresh the subscription when opening from the pinned live tile.
In debug mode, show ShellToast when background task is run.
Fix background agent.

- Use the date parse method from PodcastFactory to get the correct DateTime.
- Call NotifyCompleted() also in case we don't have any tiles to update.
Fix crash in case search result contains faulty data.
Add support for time format 'Fri Jan 11 14:40:38 2013'
Update subscription meta data for pinned subscriptions correctly wrt. publish date.