Corrects Intercom Overlays, Fixes Cable Underlaying Bug (lizardqueenl…

…exi#170)

FOR REAL THIS TIME

Does what it says on the tin, adding adjusted overlays for the new intercoms, making the command intercoms visually distinctive as well and finally making the "receive" animation more unique!
image

This PR also fixes a bug caused by PR lizardqueenlexi#166, which made compiling fail because they forgot to put two variables before adding the defines (lol).

    Closes 

    Intercoms have drifted. also we need more of them lizardqueenlexi#156

Why It's Good For The Game

ONE STEP CLOSER

code/game/turfs/closed/wall/window_frames.dm

@@ -66,6 +66,8 @@
 
 ///Gives the user a shock if they get unlucky (Based on shock chance)
 /obj/structure/window_frame/proc/try_shock(mob/user, shock_chance)
+	var/turf/my_turf = get_turf(src)
+	var/obj/structure/cable/underlaying_cable = my_turf.get_cable_node()
 	if(!has_grille) // no grille? dont shock.
 		return FALSE
 	if(!underlaying_cable)
@@ -74,8 +76,6 @@
 		return FALSE
 	if(!in_range(src, user))//To prevent TK and mech users from getting shocked
 		return FALSE
-	var/turf/my_turf = get_turf(src)
-	var/obj/structure/cable/underlaying_cable = my_turf.get_cable_node()
 	if(electrocute_mob(user, underlaying_cable, src, 1, TRUE))
 		var/datum/effect_system/spark_spread/spark_effect = new /datum/effect_system/spark_spread
 		spark_effect.set_up(3, 1, src)