Drop image and add status for Annotation

assets/scripts/app/models/annotation.coffee

@@ -4,7 +4,7 @@ require 'travis/model'
   jobId:        Ember.attr('number')
   description:  Ember.attr('string')
   url:          Ember.attr('string')
-  image:        Ember.attr('object')
+  status:       Ember.attr('string')
   providerName: Ember.attr('string')
 
   job: Ember.belongsTo('Travis.Job')

assets/scripts/app/templates/annotations/list.hbs

@@ -2,11 +2,7 @@
   {{#each annotation in view.annotations}}
     <div class="annotation">
       <a {{bindAttr href="annotation.url"}}>
-        {{#if annotation.image}}
-          <img {{bindAttr src="annotation.image.url" alt="annotation.image.alt"}}>
-        {{else}}
-          {{annotation.providerName}}
-        {{/if}}
+          {{annotation.status}} {{annotation.providerName}}
       </a>:
       {{annotation.description}}
     </div>