Atom gliding (part 3) (#16214)

* Adds glide_size to atom_movable and removes tickcomp

* update

* updates

* hmm

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Co-authored-by: Matt Atlas <liermattia@gmail.com>

code/modules/admin/verbs/ticklag.dm

@@ -14,9 +14,5 @@
 		message_admins("[key_name(src)] has modified world.tick_lag to [newtick]", 0)
 		world.tick_lag = newtick
 		feedback_add_details("admin_verb","TICKLAG") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
-
-		switch(alert("Enable Tick Compensation?","Tick Comp is currently: [config.Tickcomp]","Yes","No"))
-			if("Yes")	config.Tickcomp = 1
-			else		config.Tickcomp = 0
 	else
 		to_chat(src, "<span class='warning'>Error: ticklag(): Invalid world.ticklag value. No changes made.</span>")