Allow the user to choose applications from an appfinder-like widget in order to create items in the starter dialog. This is closely related to merging the different application-detecting implementations in Thunar, xfdesktop and xfce4-appfinder.
Definitely. After 4.4.0 hopefully we will have time to work on this.
Devel branch has been merged in master. A 4.7.0 release will follow soon. If you think this bug is not fixed? Feel free to reopen the bug.