stable-5076: release

• 5ceaf5f web: add IPv6 support
• aff3775 xmpp: allow recorders to bypass lobby
• ad5625b jvb: switch to WebSocket based bridge channels
• 8110336 web: add ability to configure the nginx resolver
• 2f47518 jicofo: no auth URL in JWT auth mode
• c149463 web: build config.js on each boot
• c792bbc base: update frep
• bec928c prosody: configure lobby on the guest domain is necessary
• bcbd977 jicofo: pass XMPP_MUC_DOMAIN through docker-compose.yml
• 8f9caa4 jicofo: set XMPP_MUC_COMPONENT_PREFIX
• 2a0120d web: set security headers also for non HTTPS
• e6586f2 jvb: set LOCAL_ADDRESS to the correct local IP (#630)
• 97f5e75 base: optimize size
• b78c89e misc: minor Dockerfile Improvements
• a754519 misc: working on latest