App interface compliance

src/freedombone-adduser

src/freedombone-app-dlna

src/freedombone-app-emacs

src/freedombone-app-email

src/freedombone-app-gnusocial

src/freedombone-app-irc

src/freedombone-app-mediagoblin

src/freedombone-app-rss

src/freedombone-app-searx

src/freedombone-app-tox

src/freedombone-app-tripwire

src/freedombone-app-vpn

src/freedombone-backup-remote

src/freedombone-restore-local

src/freedombone-restore-remote

src/freedombone-utils-database

src/freedombone-utils-setup