[geary] (13 commits) Non-fast-forward update to branch wip/766133-gnotification

[Michael Gratton <mjog src gnome org>]

The branch 'wip/766133-gnotification' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  3c1ae51... Minor code cleanup
  40c98d5... Fix handling of mailto command line args
  4fb75d4... Migrated from libnotify to GLib notifications. bug 766133
  c429710... Clean up desktop notification code

Commits added to the branch:

  0102531... Minor code cleanup
  637886e... Fix handling of mailto command line args
  5cc36b3... Migrated from libnotify to GLib notifications. bug 766133
  b6c64c5... Clean up desktop notification code
  b9dcec3... Use app icon in notifications for consistency with other ap
  59ac8f0... Allow Notifications.Desktop to cancel its async tasks
  beb9019... Don't play sounds when issuing a notifciation
  9c9cdc9... Add API for (de)serialising FolderPath and EmailIdentifier
  2544de8... Make it possible to distinguish between different folder ro
  50695f9... Make it easier to obtain folders from path objects from Gea
  d422fa0... Implement application actions for notifications
  9273fa0... Minor fix for MockObject
  c95aac5... Ensure notifications are cleared on app activation