Worked on blob mode a bit

Readded the AM stuff to the dme
Added another explosion edit from Willox


git-svn-id: http://tgstation13.googlecode.com/svn/trunk@3903 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/gamemodes/blob/blobs/shield.dm

@@ -0,0 +1,24 @@
+/obj/effect/blob/shield
+	name = "strong blob"
+	icon = 'blob.dmi'
+	icon_state = "blob_idle"
+	desc = "Some blob creature thingy"
+	density = 1
+	opacity = 0
+	anchored = 1
+	health = 100
+	brute_resist = 1
+	fire_resist = 2
+
+
+	update_icon()
+		if(health <= 0)
+			playsound(src.loc, 'splat.ogg', 50, 1)
+			del(src)
+			return
+		return
+
+
+	CanPass(atom/movable/mover, turf/target, height=0, air_group=0)
+		if(istype(mover) && mover.checkpass(PASSBLOB))	return 1
+		return 0