World.dm Refactor (#27268)

* Cleanup world/New

* Moves some things from OnReboot SS Shutdowns

* Move mode handling procs to ticker

* Moves delayed reboot to ticker
Cleans up round end sound setting
Splits round end animation between SStitle and SSticker

* Moves PR announcement to where it can use the define

* Clean this bit up

* Move out datacore Initialization

* Fix some stuff

* Fix this for

* Different PR

* Gives admins reboot options

* Make it smaller

code/modules/admin/topic.dm

@@ -1206,7 +1206,7 @@
 		message_admins("<span class='adminnotice'>[key_name_admin(usr)] set the mode as [GLOB.master_mode].</span>")
 		to_chat(world, "<span class='adminnotice'><b>The mode is now: [GLOB.master_mode]</b></span>")
 		Game() // updates the main game menu
-		world.save_mode(GLOB.master_mode)
+		SSticker.save_mode(GLOB.master_mode)
 		.(href, list("c_mode"=1))
 
 	else if(href_list["f_secret2"])