Merge pull request #7768 from mwerezak/fixes

Fixes

code/modules/mob/living/simple_animal/hostile/hostile.dm

@@ -113,7 +113,11 @@
 
 /mob/living/simple_animal/hostile/proc/ListTargets(var/dist = 7)
 	var/list/L = hearers(src, dist)
-	L += mechas_list
+	
+	for (var/obj/mecha/M in mechas_list)
+		if (get_dist(src, M) <= dist)
+			L += M
+	
 	return L
 
 /mob/living/simple_animal/hostile/death()

code/modules/power/port_gen.dm

@@ -79,6 +79,9 @@ display round(lastgen) and phorontank amount
 		icon_state = initial(icon_state)
 		handleInactive()
 
+/obj/machinery/power/powered()
+	return 1 //doesn't require an external power source
+
 /obj/machinery/power/port_gen/attack_hand(mob/user as mob)
 	if(..())
 		return