Lowpop Antag: Burglar (#9193)

Added a lowpop gamemode called 'Burglars', featuring a new type of antagonist, a mix between a heister and a traitor. Neutered for lowpop fun.
    Added a mixed gamemode, 'Conflict', which is heisters and burglars.

code/controllers/subsystems/statistics.dm

@@ -18,6 +18,7 @@
 	var/list/msg_deathsquad = list()
 	var/list/msg_syndicate = list()
 	var/list/msg_raider = list()
+	var/list/msg_burglar = list()
 	var/list/msg_ninja = list()
 	var/list/msg_cargo = list()
 	var/list/msg_service = list()