minor chage

Author: Shekharrajak

lib/lazy_high_charts.rb

@@ -1,5 +1,6 @@
 require 'action_view'
 require 'json'
+require 'iruby'
 
 require File.join(File.dirname(__FILE__), *%w[lazy_high_charts core_ext string])
 require File.join(File.dirname(__FILE__), *%w[lazy_high_charts options_key_filter])

spec/iruby_notebook_spec.rb

@@ -1,4 +1,6 @@
 require File.dirname(__FILE__) + '/spec_helper'
+require 'iruby/display'
+require 'iruby/utils'
 
 describe LazyHighCharts do
 
@@ -73,5 +75,5 @@ module LazyHighCharts
         expect(load_notebook).to eq(nil)
       end
     end
-
+  end
 end