Replaced loc setting with forceMove. (#11490)

* Replaced loc setting with forceMove.

* Update forceMove to permit moving to null loc.

Also fixed atom locking with offsets not following properly.

code/_onclick/hud/screen_objects.dm

@@ -759,7 +759,7 @@
 		if("Jump to Blob")
 			if(isovermind(usr) && linked_blob)
 				var/mob/camera/blob/overmind = usr
-				overmind.loc = linked_blob.loc
+				overmind.forceMove(linked_blob.loc)
 	return 1
 
 /obj/screen/inventory/Click()
@@ -793,4 +793,4 @@
 	src.screen = null
 
 /obj/screen/acidable()
-	return 0
+	return 0

code/_onclick/observer.dm

@@ -91,11 +91,11 @@
 	var/atom/l = loc
 	var/obj/machinery/computer/teleporter/com = locate(/obj/machinery/computer/teleporter, locate(l.x - 2, l.y, l.z))
 	if(com.locked)
-		user.loc = get_turf(com.locked)
+		user.forceMove(get_turf(com.locked))
 
 /obj/effect/portal/attack_ghost(mob/user as mob)
 	if(target)
-		user.loc = get_turf(target)
+		user.forceMove(get_turf(target))
 
 // -------------------------------------------
 // This was supposed to be used by adminghosts

code/_onclick/oldcode.dm

@@ -218,7 +218,7 @@
 									// ------- YOU TRIED TO CLICK ON AN ITEM THROUGH A WINDOW (OR SIMILAR THING THAT LIMITS ON BORDERS) ON THE TILE YOU'RE ON -------
 									check_1 = 0
 
-					D.loc = usr.loc
+					D.forceMove(usr.loc)
 					if(step_to(D, Step_2))
 						check_2 = 1
 
@@ -269,7 +269,7 @@
 
 			//del(D)
 			// Garbage Collect Dummy
-			D.loc = null
+			D.forceMove(null)
 			D = null
 
 			// ------- DUMMY OBJECT'S SERVED IT'S PURPOSE, IT'S REWARDED WITH A SWIFT DELETE -------

code/_onclick/overmind.dm

@@ -24,4 +24,4 @@ mob/camera/blob/DblClickOn(var/atom/A) //Teleport view to another blob
 	if(!B)
 		return
 	else
-		usr.loc = T
+		usr.forceMove(T)

code/_onclick/telekinesis.dm

@@ -82,7 +82,7 @@ var/const/tk_maxrange = 15
 /obj/item/tk_grab/dropped(mob/user as mob)
 	if(focus && user && loc != user && loc != user.loc) // drop_item(null, ) gets called when you tk-attack a table/closet with an item
 		if(focus.Adjacent(loc))
-			focus.loc = loc
+			focus.forceMove(loc)
 	qdel(src)