Remove gdebi, handle by gnome-software. it also removes gconf and gksu depends.

desktop-gtk

@@ -105,7 +105,6 @@ Task-Seeds: desktop-share core-gtk
 
  * gnome-software                   # GTK Software Center
  * synaptic                         # for our purposes, it's plumbing ...
- * gdebi
  * software-properties-gtk          # Nice GUI to change reporsitory settings / extra drivers
  * update-notifier 	                # For crash report and updates notifications
  * ubuntu-release-upgrader-gtk      # For upgrade of L/Ubuntu releases.