Decoy AIs should now be properly anchored into place so they can't be moved.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@173 316c924e-a436-60f5-8080-3fe189b3f50e

code/modules/mob/living/silicon/decoy/death.dm

@@ -1,7 +1,7 @@
 /mob/living/silicon/decoy/death(gibbed)
 	src.stat = 2
 	src.icon_state = "ai-crash"
-	spawn(rand(10, 30))
+	spawn(10)
 		explosion(src.loc, 3, 6, 12, 15)
 
 	for(var/obj/machinery/ai_status_display/O in world) //change status

code/modules/mob/living/silicon/decoy/decoy.dm

@@ -1,3 +1,5 @@
 /mob/living/silicon/decoy/New()
 	src.icon = 'mob.dmi'
-	src.icon_state = "ai"
+	src.icon_state = "ai"
+	src.anchored = 1
+	src.canmove = 0