external-application-button for edge

fixes andy-portmen#89

open-in-pdf-reader for edge

supports tor-control for edge

open-in-opera and open-in-ie for edge

open-in-chrome and open-in-firefox for edge

Support open-in-vlc for edge

version 0.8.4

support for open-in-waterfox and open-in-palemoon

version 0.8.2; open in GIMP for Firefox