Sounds in space/places with low pressure are quieter. You cannot hear people in low pressure environments unless you are next to them (or are them)
Removes unnecessary check
Cleans up italics logic
Merge branch 'master' of https://github.com/tgstation/-tg-station into SpaceNooneHearScreams

Conflicts:
	code/__DEFINES/misc.dm
intial commit, renames stechkin
second commit for c90gls
c90gl improvements for code, added grenade launcher as a stand-in for now
changes to the uplink and further c90 updates
last minute changes to the uplink
commit for grenade launcher moving
functional grenade launcher shooting
typo fix
adds c90 and bulldog to summon guns, fixes 40mm flames
Medibot fixes

- Medibots should no longer chase people they have already healed or
ignore other patients after completing a heal cycle.
- Medibots in stationary mode will now correctly disregard patients that
have left its proximity.
- The critical patient declaration should now work properly.
Changes weed overlay border layer to match weeds

Fixes #6237
Fix flash messages when failing to flash

It would give the success message when flashing carbons even if the flash
had actually failed to work
Generic names and buffs
fixed some double periods
Adds a changelog
Fixes changelog, stupid Notepad++