The "drag and drop from the dash" is Ubuntu specific but upstream could probably have a text hinting to do the gnome-shell equivalent (or to do it from nautilus), the request to make the "add" button use the gtk selector would be a valid upstream one to open on bugzilla.gnome.org
The "drag and drop from the dash" is Ubuntu specific but upstream could probably have a text hinting to do the gnome-shell equivalent (or to do it from nautilus), the request to make the "add" button use the gtk selector would be a valid upstream one to open on bugzilla.gnome.org