New debug log system.

You can as admin toggle debug messages, VERY useful for devs and debugging the main server.

code/controllers/configuration.dm

@@ -8,6 +8,7 @@
 	var/log_access = 0					// log login/logout
 	var/log_say = 0						// log client say
 	var/log_admin = 0					// log admin actions
+	var/log_debug = 1					// log debug output
 	var/log_game = 0					// log game events
 	var/log_vote = 0					// log voting
 	var/log_whisper = 0					// log client whisper
@@ -193,6 +194,9 @@
 				if ("log_admin")
 					config.log_admin = 1
 
+				if ("log_debug")
+					config.log_debug = text2num(value)
+
 				if ("log_game")
 					config.log_game = 1