[game/boomboxes] Boombox Improvements Summary

Summarizing issues #1907, #1880 and #1823:

Fix being able to swim with the boombox.
Make boombox aware of interior portals somehow.
Tweak the range and volume levels.
Improve back-end 3D audio functionality.
Allow links with a mp3-file to be played.
Stereos/audio boosters.
Repeat button.
Boombox exception command to the /no_copyright.
Only sync to relevant/nearby players.
Make native jukebox objects have boombox functionality.
Ability to queue up entire playlists.
Increased amount of playable YouTube videos.
SoundCloud support.
When in a vehicle add a command that a user can type that will pull up a "radio" display and allow them to play things just like the boombox does
Allow boomboxes to be places into seats

InZidiuZ / op-framework-issue-tracker