Revert "Database updates"

code/controllers/configuration.dm

@@ -88,8 +88,6 @@
 	var/aurorawikiurl
 	var/githuburl
 
-	var/whitelists_on_sql = 0			//Changes how whitelists are handled. SQL connection required to run this!
-
 	//Alert level description
 	var/alert_desc_green = "All threats to the station have passed. Security may not have weapons visible, privacy laws are once again fully enforced."
 	var/alert_desc_blue_upto = "The station has received reliable information about possible hostile activity on the station. Security staff may have weapons visible, random searches are permitted."
@@ -530,9 +528,6 @@
 				if("topic_safe_address")
 					topic_safe_address = value
 
-				if ("whitelists_on_sql")
-					config.whitelists_on_sql = 1
-
 				else
 					log_misc("Unknown setting in configuration: '[name]'")