FEATURE: add a link to the topic in the banner for staff members

app/assets/javascripts/discourse/templates/components/discourse-banner.hbs

@@ -3,6 +3,9 @@
     <div id="banner-content">
       <div class="close" {{action "dismiss"}}><i class="fa fa-times" title="{{i18n 'banner.close'}}"></i></div>
       {{{banner.html}}}
+      {{#if currentUser.staff}}
+        <p><a href="{{banner.url}}">{{{i18n "banner.edit"}}}</a></p>
+      {{/if}}
     </div>
   </div>
 </div>

app/models/topic.rb

@@ -662,7 +662,8 @@ class Topic < ActiveRecord::Base
 
     {
       html: post.cooked,
-      key: self.id
+      key: self.id,
+      url: self.url
     }
   end
 

config/locales/client.en.yml

@@ -218,6 +218,7 @@ en:
 
     banner:
       close: "Dismiss this banner."
+      edit: "Edit this banner >>"
 
     choose_topic:
       none_found: "No topics found."