[f-spot] (23 commits) Created branch cleanup-backend

[Mike Gemünde <mgemuende src gnome org>]

The branch 'cleanup-backend' was created.

Summary of new commits:

  aa63644... Add the concept of sources
  61af284... Add DatabaseSource
  29e0487... Add ActiveSoruce Property to App
  ee274d4... Introduce ActiveSource in MainWindow
  e71b430... Base Selection implementation of IconView on Hyena.Collecti
  27750c5... Remove implementation of interface IBrowseableItem from Ico
  86cd15e... Remove more logix from IconView.SelectionCollection
  1c3d834... More cleanups of IconView.SelectionCollection (Use methods 
  fc608dd... Move methods from IconView.SelectinoCollection to IconView
  9085700... Add PhotoModelSelection as subclass of Hyena.Collections.Se
  88fce2e... Base IconView.SelectionCollection on PhotoSelection
  4ff227b... Completely replace IconView.SelectionCollection with PhotoS
  99adf49... Add Selection property to IBrowseableCollection
  f6d6d12... Remove Selection from IconView and use IBrowseableItem's on
  ef246bc... Replace QueuedSqliteDatabase with HyenaSqliteConnection
  55f2ac8... Add SqliteCachedModelProvider to cache objects created from
  5d090b2... Add database objects and providers for photos
  662c138... Add model which makes use of the DatabasePhoto
  8c0f045... Change SelectedPhotos() of MainWindow to return IBrowseable
  47ff478... Add make csharp target to open an interactive shell
  5098d80... Break TimeAdaptor.
  5fc64bb... Base PhotoQuery on DatabasePhotoListModel
  3645d97... Provide more efficient implementation for loading photos