Ports some fixes

code/modules/multiz/movement.dm

@@ -336,6 +336,10 @@
 
 	// Detect if we made a silent landing.
 	if(locate(/obj/structure/stairs) in landing)
+		if(isliving(src))
+			var/mob/living/L = src
+			if(L.pulling)
+				L.pulling.forceMove(landing)
 		return 1
 	else
 		var/atom/A = find_fall_target(oldloc, landing)

code/modules/multiz/structures.dm

@@ -131,6 +131,7 @@
 	opacity = 0
 	anchored = 1
 	flags = ON_BORDER
+	layer = STAIRS_LAYER
 
 /obj/structure/stairs/Initialize()
 	. = ..()