Admin option to add banners and show banners

app/assets/javascripts/application.js

@@ -44,6 +44,7 @@
 //= require tracks
 //= require valuation_spending_proposal_form
 //= require embed_video
+//= require banners
 
 var initialize_modules = function() {
   App.Comments.initialize();
@@ -63,6 +64,7 @@ var initialize_modules = function() {
   App.Tracks.initialize();
   App.ValuationSpendingProposalForm.initialize();
   App.EmbedVideo.initialize();
+  App.Banners.initialize();
 };
 
 $(function(){