add githubCommitUrl helper to build history

app/components/builds-item.coffee

@@ -1,5 +1,6 @@
 `import Ember from 'ember'`
 `import { gravatarImage } from 'travis/utils/urls'`
+`import { githubCommit as githubCommitUrl } from 'travis/utils/urls'`
 
 BuildsItemComponent = Ember.Component.extend
   classNameBindings: ['build.state']
@@ -9,4 +10,8 @@ BuildsItemComponent = Ember.Component.extend
     gravatarImage(@get('build.commit.authorEmail'), 40)
   ).property('build.commit.authorEmail')
 
+  urlGithubCommit: (->
+    githubCommitUrl(@get('build.repo.slug'), @get('build.commit.sha'))
+  ).property('build.commit.sha')
+
 `export default BuildsItemComponent`

app/templates/components/builds-item.hbs

@@ -31,8 +31,8 @@
         {{/link-to}}
       {{/if}}
     </p>
-    <p class="">
-      <a {{bind-attr href="build.urlGithubCommit"}}>
+    <p>
+      <a href="{{urlGithubCommit}}">
         <span class="icon icon-github"></span>
         {{format-sha build.commit.sha}}
       </a>

app/templates/repo.hbs

@@ -23,7 +23,6 @@
             {{view 'repo-show-tabs'}}
           </div>
           <div class="tabbody repo-main">
-            <h1>Hello</h1>
             {{outlet}}
           </div>
         </div>