atenart authored 6 years ago and jvoisin committed 6 years ago

Improve the nautilus extension to get to a first working version:
- Single and multiple selections are working.
- The menu item only is there if mat2 has a chance to work on the
  selected files.
- Errors are reported using notifications.

Signed-off-by: Antoine Tenart <antoine.tenart@ack.tf>