Use collection instead of each

I'm not sure why, but this fixes a problem that occures in builds/show.
It's probably some kind of weird behavior that's happening when ember
manages views insterted with each as opposed to collection management.

assets/javascripts/app/templates/repos/list.hbs

@@ -15,10 +15,8 @@
 </ul>
 
 <div class="tab">
-  <ul id="repositories">
-    {{#each repository in controller}}
-      {{#view Travis.RepositoriesItemView contextBinding="repository"}}
-        <li {{bindAttr class="view.classes"}}>
+  {{#collection Travis.RepositoriesListView contentBinding="controller"}}
+    {{#with view.repository}}
       <a {{bindAttr href="view.urlRepository"}} {{action route}} class="current">{{slug}}</a>
       <a {{bindAttr href="view.urlLastBuild"}} {{action route}} class="last_build">#{{lastBuildNumber}}</a>
 
@@ -32,12 +30,6 @@
         <p class="description">{{description}}</p>
       {{/if}}
       <span class="indicator"></span>
-        </li>
-      {{/view}}
-    {{else}}
-      <div class="loading">
-        <span>Loading</span>
-      </div>
-    {{/each}}
-  <ul>
+    {{/with}}
+  {{/collection}}
 </div>

assets/javascripts/app/views/repo.coffee

@@ -18,21 +18,24 @@
       'active' if @get('tab') == 'search'
     ).property('tab')
 
-  RepositoriesItemView: Travis.View.extend
-    repositoryBinding: 'context'
+  RepositoriesListView: Em.CollectionView.extend
+    elementId: 'repositories'
+    repositoryBinding: 'content'
+    tagName: 'ul'
 
-    classes: (->
-      $.compact(['repository', @get('color'), @get('selected')]).join(' ')
-    ).property('color', 'selected')
+    emptyView: Ember.View.extend
+      template: Ember.Handlebars.compile('<div class="loading"><span>Loading</span></div>')
+
+    itemViewClass: Travis.View.extend
+      repositoryBinding: 'content'
+      classNames: ['repository']
+      classNameBindings: ['color', 'selected']
+      selectedBinding: 'repository.selected'
 
       color: (->
         Travis.Helpers.colorForResult(@get('repository.lastBuildResult'))
       ).property('repository.lastBuildResult')
 
-    selected: (->
-      'selected' if @get('repository.selected')
-    ).property('repository.selected')
-
       urlRepository: (->
         Travis.Urls.repository(@get('repository.slug'))
       ).property('repository.slug')