Remove the access_password site setting

db/migrate/20130625170842_remove_access_password.rb

@@ -0,0 +1,15 @@
+class RemoveAccessPassword < ActiveRecord::Migration
+  def up
+    result = execute("SELECT count(*) FROM site_settings where name='access_password'")
+    if result[0] and result[0]["count"].to_i > 0
+      execute "DELETE FROM site_settings where name='access_password'"
+      SiteSetting.login_required = true
+      SiteSetting.must_approve_users = true
+      AdminDashboardData.report_access_password_removal rescue nil
+    end
+  end
+
+  def down
+    # Don't undo
+  end
+end