Add TDNotificationPanel as a submodule
Refactor

To start setup run runInitialSetupWithCompletion: the completion block will return how many episodes have been imported and if there was any errors.

Removed the HUD display while importing and downloading feed.
Change initial setup now takes place in episodes list view controller
Change starts initial setup on viewDidLoad and integrated TDNotificationPanel
Change now calls reloadTableViewDataSource instead of refreshFeed to refresh feed

This is because reloadTableViewDataSource marks the _reloading var as YES so refresh feed method can not be called twice.
Change #21 move test flight feedback button to settings view controller
Change reloads table view data when imported episodes