Moved ambiance sounds out of horrendous ifchain to area definitions.
Changed ambiance spamcheck to use time instead of 10 minute spawn.
Changed /area to /area/space to get rid of anicent and terrible strict typechecks every time you needed to check if it's space area.
Merge branch 'dev' of https://github.com/Baystation12/Baystation12 into spacearea

Conflicts:
	maps/tgstation2.dmm
Merge pull request #6014 from comma/spacearea

Replaces /area with /area/space