- Fix two small problems with the UID/GID spin buttons (#929173, #929138).
      (clumens)
    - The Update Settings button should only be sensitive if you change something.
      (clumens)
    - Move datetime spoke initialization into its own thread, too. (clumens)
    - Make it more clear nothing will happen immediately on custom storage
      (#883195). (clumens)
    - Replace the custom part size spinner with an entry. (clumens)
    - Add a factory class for our various communications queues. (clumens)
    - Make exception handling in the rescue mode work (#926913) (vpodzime)