Rewrite install instructions to include more details on Deluge 2.0
install.
* Added other Linux distros
* Added stable PPA details
* Added link to forum for Windows and macOS community packages
Co-authored-by: Sergio M <sergio@example.com>
Co-authored-by: Ofry Linkovsky <15746116+OfryL@users.noreply.github.com>
Closes: deluge-torrent/deluge#296Closes: deluge-torrent/deluge#310