Merge pull request #1128 from Fox-McCloud/LINDA-Fixes

More Linda Fixes

code/modules/assembly/bomb.dm

@@ -158,8 +158,8 @@
 
 	air_update_turf()
 	if(master)
-		del(master)
-	del(src)
+		qdel(master)
+	qdel(src)
 
 /obj/item/weapon/tank/proc/release()	//This happens when the bomb is not welded. Tank contents are just spat out.
 	var/datum/gas_mixture/removed = air_contents.remove(air_contents.total_moles())

code/modules/recycling/disposal.dm

@@ -642,7 +642,9 @@
 
 	// called to vent all gas in holder to a location
 	proc/vent_gas(var/atom/location)
-		location.assume_air(gas)  // vent all gas to turf
+		if(location)
+			location.assume_air(gas)  // vent all gas to turf
+		air_update_turf()
 		return
 
 // Disposal pipes