Decreases door crush damage to 20

Now adds blood on the floor where someone was crushed.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@2900 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/machinery/doors/airlock.dm

@@ -1063,6 +1063,9 @@ About the new airlock wires panel:
 				M.SetStunned(5)
 				M.SetWeakened(5)
 				M.emote("scream")
+			var/turf/location = src.loc
+			if(istype(location, /turf/simulated))
+				location.add_blood(M)
 
 	use_power(50)
 	playsound(src.loc, 'airlock.ogg', 30, 1)

code/setup.dm

@@ -27,7 +27,7 @@
 #define MAX_PRESSURE_DAMAGE 20
 
 // Doors!
-#define DOOR_CRUSH_DAMAGE 35
+#define DOOR_CRUSH_DAMAGE 20
 
 // Factor of how fast mob nutrition decreases
 #define	HUNGER_FACTOR 0.1