Fixes space drift of pulled objects (#500)

* Fixes space drift of pulled objects

* Fixes mech space movement

code/game/area/areas.dm

@@ -222,8 +222,6 @@ var/list/mob/living/forced_ambiance_list = new
 	if(!istype(A,/mob/living))	return
 
 	var/mob/living/L = A
-	if(!L.ckey)	return
-
 	if(!L.lastarea)
 		L.lastarea = get_area(L.loc)
 	var/area/newarea = get_area(L.loc)

code/game/atoms_movable.dm

@@ -50,7 +50,7 @@
 	if(has_gravity())
 		return 1
 
-	if(length(pulledby))
+	if(pulledby)
 		return 1
 
 	if(throwing)

code/modules/mechs/mech_movement.dm

@@ -15,20 +15,6 @@
 	if(Process_Spacemove()) //Handle here
 		return TRUE
 
-/mob/living/exosuit/Process_Spacemove()
-	. = ..()
-	if(.)
-		return
-
-	//Regardless of modules, emp prevents control
-	if(emp_damage >= EMP_MOVE_DISRUPT && prob(25))
-		return FALSE
-
-	var/obj/item/mech_equipment/ionjets/J = hardpoints[HARDPOINT_BACK]
-	if(istype(J))
-		if(J.allowSpaceMove())
-			return TRUE
-
 //Inertia drift making us face direction makes exosuit flight a bit difficult, plus newtonian flight model yo
 /mob/living/exosuit/set_dir(ndir)
 	if(inertia_dir && inertia_dir == ndir)
@@ -142,16 +128,24 @@
 	return TRUE
 
 /mob/living/exosuit/Process_Spacemove()
+	//Regardless of modules, emp prevents control
+	if(emp_damage >= EMP_MOVE_DISRUPT && prob(25))
+		return FALSE
+
 	if(has_gravity() || throwing || !isturf(loc) || length(grabbed_by) || check_space_footing() || locate(/obj/structure/lattice) in range(1, get_turf(src)))
 		anchored = TRUE
-		return 1
+		return TRUE
+
+	var/obj/item/mech_equipment/ionjets/J = hardpoints[HARDPOINT_BACK]
+	if(istype(J))
+		if(J.allowSpaceMove())
+			return TRUE
 
 	anchored = FALSE
-	return 0
+	return FALSE
 
 /mob/living/exosuit/check_space_footing()//mechs can't push off things to move around in space, they stick to hull or float away
-	for(var/thing in trange(1,src))
-		var/turf/T = thing
+	for(var/turf/T in trange(1, src))
 		if(T.density || T.is_wall() || T.is_floor())
 			return T