Ports ticket system overhaul from downstream (#17063)

* Ports ticket system overhaul from downstream

* Various fixes

* fixes

* Update tickets.dm

* Update tickets.dm

* Update ticket.dm

* Refactor

---------

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/modules/client/client procs.dm

@@ -179,7 +179,6 @@
 
 	switch(href_list["_src_"])
 		if("holder")	hsrc = holder
-		if("mentorholder")	hsrc = (check_rights(R_ADMIN, 0) ? holder : mentorholder)
 		if("usr")		hsrc = mob
 		if("prefs")		return prefs.process_link(usr,href_list)
 		if("vars")		return view_var_Topic(href,href_list,hsrc)
@@ -257,8 +256,7 @@
 	initialize_commandbar_spy()
 	tgui_panel = new(src, "browseroutput")
 
-	GLOB.ahelp_tickets.ClientLogin(src)
-	GLOB.mhelp_tickets.ClientLogin(src)
+	GLOB.tickets.ClientLogin(src)
 
 	//Admin Authorisation
 	holder = GLOB.admin_datums[ckey]
@@ -266,10 +264,6 @@
 		GLOB.admins += src
 		holder.owner = src
 
-	mentorholder = mentor_datums[ckey]
-	if (mentorholder)
-		mentorholder.associate(GLOB.directory[ckey])
-
 	//preferences datum - also holds some persistant data for the client (because we may as well keep these datums to a minimum)
 	prefs = preferences_datums[ckey]
 	if(prefs)
@@ -374,8 +368,7 @@
 		if (!QDELING(src))
 			stack_trace("Client does not purport to be QDELING, this is going to cause bugs in other places!")
 
-		GLOB.ahelp_tickets.ClientLogout(src)
-		GLOB.mhelp_tickets.ClientLogout(src)
+		GLOB.tickets.ClientLogout(src)
 
 		// Yes this is the same as what's found in qdel(). Yes it does need to be here
 		// Get off my back
@@ -387,9 +380,6 @@
 	if(holder)
 		holder.owner = null
 		GLOB.admins -= src
-	if (mentorholder)
-		mentorholder.owner = null
-		GLOB.mentors -= src
 	GLOB.directory -= ckey
 	GLOB.clients -= src