* Huge overhaul of the "Versions" list in "App Details", and many other UI improvements, thanks to new contributor @wsdfhjxc

* Fix keyboard/D-pad navigation in many places, thanks to new contributor @doeffinger

* Show "Open" button when media is installed and viewable

* Add Share button to "Installed Apps" to export CSV list

* Add clickable list of APKs to the swap HTML index page

* Retry index downloads from mirrors

* Fix "Send F-Droid via Bluetooth" on recent Android versions
