Merge pull request #5278 from comma/dev

Master -> dev merge
Relocates a small vent in a medbay room that had two, by adding a few more pipes, is now located in a section that was without.

Some scrubbers in Security began off, enabling them.
Security no longer has a massive 2-3 layer reinforced table in their lobby with a strange stray scubber pipe beneath it.

Restores and relocates some more cameras.
Restores virology area and APC changes on dev.
Merge pull request #5286 from PsiOmegaDelta/VentScrubCleanup

Scrubbers and cameras
Added changelog entry
Deleted duplicate marker that bork'd AddToChangelog.exe's Lady Add
Merge branch 'dev' of https://github.com/Baystation12/Baystation12 into guestid

Conflicts:
	maps/tgstation2.dmm
Readds terminals after merge.