Bleeding edgy refresh (#303)

* not code stuff

* other things

* global vars, defines, helpers

* onclick hud stuff, orphans, world.dm

* controllers and datums

* game folder

* everything not client/mobs in modules

* client folder

* stage 1 mob stuff

* simple animal things

* silicons

* carbon things

* ayylmaos and monkeys

* hyoomahn

* icons n shit

* sprite fixes

* compile fixes

* some fixes I cherrypicked.

* qdel fixes

* forgot brain refractors

code/game/objects/structures/ladders.dm

@@ -67,7 +67,7 @@
 	else if(down)
 		go_down(user,is_ghost)
 	else
-		user << "<span class='warning'>[src] doesn't seem to lead anywhere!</span>"
+		to_chat(user, "<span class='warning'>[src] doesn't seem to lead anywhere!</span>")
 
 	if(!is_ghost)
 		add_fingerprint(user)