Merge remote-tracking branch 'upstream/dev-freeze' into dev

Conflicts:
	code/game/antagonist/outsider/ert.dm

code/modules/mob/language/language.dm

@@ -212,4 +212,10 @@
 	else
 		return ..()
 
+/proc/transfer_languages(var/mob/source, var/mob/target, var/except_flags)
+	for(var/datum/language/L in source.languages)
+		if(L.flags & except_flags)
+			continue
+		target.add_language(L.name)
+
 #undef SCRAMBLE_CACHE_LEN