Cherry picked a few commits from develop that should be included in the 0.19.1 release:
- aa5fd6b2 Fix websockets reverse proxy
- bc677793 Fix French translation for "Start radio"
- 4ab490eb (origin/listenings-filter, listenings-filter) Added username and domain filter on /history/listenings endpoint
- 3814c110 Added some documentation about translations lifecycle
- 7bcf896f Added fix + changelog fragment for #838 (closed)
- d530aca4 Resolve "Add documentation for resolver conf"