Emergency fix
zas: fix zburn /0 runtime, /bay/ fix (https://github.com/Baystation12/Baystation12/commit/3fb37ade172b49f5612eb454c4a8d38d5383d1eb).
Fix turf null runtimes.
Being sure loc is not gonna change while this proc executing.
Replace return by just skipping the turf if it's not valid.
Refactor a little.
Merge pull request #721 from ESwordTheCat/7b#vbri1

Fix atmos runtimes
Merge pull request #719 from Heredth/Bleeding-Edge

Emergency fix for ELVISBLOCK
Merge pull request #722 from JohnFuklaw/Bleeding-Edge

area fixes and catwalk placement
Map tutorial changes (see twitch)
Fixed
Merge pull request #723 from Heredth/Bleeding-Edge

Elvisblock Fix
2SP00KY
4ME
Allows clothing to appear differently on different species. Needs sprites though.
Updated HAN-D sprites
Test vox file.
Added pod bay
Merge branch 'Bleeding-Edge' of github.com:d3athrow/vgstation13 into Bleeding-Edge

Conflicts:
	maps/tgstation.2.1.0.0.1.dmm
Fix modifying airlock frequency and tag, fix pod bay exterior airlocks.