Changed Ruby syntax in views. Fixed #1326

app/views/admin/commercials/index.html.haml

@@ -4,7 +4,7 @@
       %h1 Commercials
       %p.text-muted
         Conference commercials will be displayed on the events in the
-        = link_to "schedule,", conference_schedule_path(@conference.short_title)
+        = link_to 'schedule,', conference_schedule_path(@conference.short_title)
         if the event speaker didn't add an event commercial.
 - if can? :create, @conference.commercials.new
   .row
@@ -25,7 +25,7 @@
       - if commercial.persisted?
         .col-md-4
           .thumbnail
-            .flexvideo{ id: "resource-content-#{commercial.id}"}
+            .flexvideo{ id: "resource-content-#{commercial.id}" }
               = render partial: 'shared/media_item', locals: { commercial: commercial }
             .caption
               - if can? :update, commercial