Merge remote-tracking branch 'citadel/master' into small_guncode_refactor

code/modules/mob/living/silicon/ai/say.dm

@@ -26,7 +26,8 @@
 	..()
 
 /mob/living/silicon/ai/get_message_mode(message)
-	if(copytext(message, 1, 3) in list(":h", ":H", ".h", ".H", "#h", "#H"))
+	var/static/regex/holopad_finder = regex(@"[:.#][hH]")
+	if(holopad_finder.Find(message, 1, 1))
 		return MODE_HOLOPAD
 	else
 		return ..()

code/modules/mob/living/silicon/pai/personality.dm

@@ -8,7 +8,7 @@
 */
 
 /datum/paiCandidate/proc/savefile_path(mob/user)
-	return "data/player_saves/[copytext(user.ckey, 1, 2)]/[user.ckey]/pai.sav"
+	return "data/player_saves/[user.ckey[1]]/[user.ckey]/pai.sav"
 
 /datum/paiCandidate/proc/savefile_save(mob/user)
 	if(IsGuestKey(user.key))