Remove remaining code for two-column categories page

db/migrate/20140107220141_remove_enable_wide_category_list.rb

@@ -0,0 +1,9 @@
+class RemoveEnableWideCategoryList < ActiveRecord::Migration
+  def up
+    execute "DELETE FROM site_settings WHERE name = 'enable_wide_category_list'"
+  end
+
+  def down
+    # Nothing. Default site setting value will be used.
+  end
+end