Say code fixes.

Lobby players won't hear stuffs
Universal hearing with animals won't be a thing.
Players won't hear stuff if they are sleeping, though somethings might slip through...
Merge branch 'dev-freeze' of github.com:Baystation12/Baystation12 into say_code_fix

Conflicts:
	code/modules/mob/hear_say.dm
Oops, compile fix on hear_say.dm
Merge pull request #4787 from Ccomp5950/say_code_fix

Say code fixes.