[READY] BYOND 516 compatability (#25105)

* Preliminary changes for 516

* Also removes the goon folder

* Fixes a BUNCH of UIs

* update our things

* debug proc

* le maintainer verb

* fix strip panel

* browseroutput => chat_panel

* prettier, remove obsolete bat

* tidu tgui say css

* href purge

* 515 compat

* 515 compat 2

* more required chores

* comments

* fully working 515

* bungle

* correct this

* fixes 515 support

* prettier

* new CI

* fixes old href styles sneaking in

* update docs to reflect href changes

* more href fixes (thanks cdui)

* MORE href nonsense

* even more hrefs (seriously wtf)

* Update code/modules/admin/permissionverbs/permissionedit.dm

* error on fail

---------

Co-authored-by: AffectedArc07 <25063394+AffectedArc07@users.noreply.github.com>

code/modules/admin/admin_memo.dm

@@ -132,7 +132,7 @@
 				var/last_editor = query_memoshow.item[4]
 				output += "<span class='memo'>Memo by <span class='prefix'>[ckey]</span> on [timestamp]"
 				if(last_editor)
-					output += "<br><span class='memoedit'>Last edit by [last_editor] <A href='?_src_=holder;memoeditlist=[ckey]'>(Click here to see edit log)</A></span>"
+					output += "<br><span class='memoedit'>Last edit by [last_editor] <A href='byond://?_src_=holder;memoeditlist=[ckey]'>(Click here to see edit log)</A></span>"
 				output += "<br>[memotext]</span><br>"
 			if(output)
 				to_chat(src, output)