Updates Components (#13594)

* Updates Components

* signal documentation too

* minor fixes

code/modules/space_management/zlevel_manager.dm

@@ -107,6 +107,7 @@ GLOBAL_DATUM_INIT(space_manager, /datum/zlev_manager, new())
 // Increments the max z-level by one
 // For convenience's sake returns the z-level added
 /datum/zlev_manager/proc/add_new_zlevel(name, linkage = SELFLOOPING, traits = list(BLOCK_TELEPORT))
+	SEND_GLOBAL_SIGNAL(COMSIG_GLOB_NEW_Z, args)
 	if(name in levels_by_name)
 		throw EXCEPTION("Name already in use: [name]")
 	world.maxz++