Antag Competition Implementation (#703)

Nominating for worst code 2016

Adds in custom objectives for the antag competition
Adds in a verb for players to assign their character's allegiences and to later edit them
Adds in a verb for players to request objectives relating to the contest
Adds in the logging of contest results
Modifies the objective system to facilitate objectives that require regular checking (such as the brigging one, which was not functional up until now)

code/controllers/configuration.dm

@@ -226,6 +226,10 @@ var/list/gamemode_cache = list()
 	//Mark-up enabling
 	var/allow_chat_markup = 0
 
+	//Snowflake antag contest boolean
+	//AUG2016
+	var/antag_contest_enabled = 0
+
 /datum/configuration/New()
 	var/list/L = typesof(/datum/game_mode) - /datum/game_mode
 	for (var/T in L)
@@ -722,6 +726,9 @@ var/list/gamemode_cache = list()
 				if("sql_stats")
 					config.sql_stats = 1
 
+				if("antag_contest_enabled")
+					config.antag_contest_enabled = 1
+
 				else
 					log_misc("Unknown setting in configuration: '[name]'")