No need to re-render the view on annotation save

The view data is up-to-date with whatever the user entered already
and a re-render will happen again when the permanent id and timestamps
return from the server anyway.

h/static/scripts/directives/annotation.coffee

@@ -143,7 +143,6 @@ AnnotationController = [
         when 'delete', 'edit'
           annotator.publish 'annotationUpdated', model
 
-      this.render()
       @editing = false
       @action = 'view'