railtie.rb in columnify-0.1.1

- old
+ new

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
+require 'rails'
+
 module Columnify
   class Railtie < Rails::Railtie
     initializer :columnify do
       ActiveSupport.on_load(:action_view) do
         require "columnify/columnify_template"