improve (UA): set a user-agent on HTTP queries that make sense
improve (UA): set a user-agent on HTTP queries that make sense

eg: 'Filestash/v0.4rc.20190510 (http://filestash.app)'

mickael-kerjean/nuage,mickael-kerjean/nuage,mickael-kerjean/nuage,mickael-kerjean/nuage,mickael-kerjean/nuage,mickael-kerjean/nuage