Antag menu (#9900)

* Refactor traitor generation code.

* RandomTraitorAlive no longer crashes when 1 traitor. Also cleaner/faster

* Add Antag menu for admins, add Traitor to the list.

* Add zombie to admin-antag menu

* Pirates, lone op, make traitor consistent with the rest.

* Add name strings

* cleaned usings.

* Cleanup.

Co-authored-by: drakewill <drake@drakewill-crl>
Co-authored-by: moonheart08 <moonheart08@users.noreply.github.com>

Resources/Locale/en-US/administration/antag.ftl

@@ -0,0 +1,5 @@
+verb-categories-antag = Antag ctrl
+admin-verb-make-traitor = Make the target into a traitor.
+admin-verb-make-zombie = Zombifies the target immediately.
+admin-verb-make-nuclear-operative = Make target a into lone Nuclear Operative.
+admin-verb-make-pirate = Make the target into a pirate. Note this doesn't configure the game rule.