auto completion view controller

![toggl_autocompletion](https://cloud.githubusercontent.com/assets/720966/4690520/5146caec-56ec-11e4-9a6a-5ce079071b9b.gif)

The name of this method is slightly misleading. In other code the BindFoo is used when a method can be called several times to rebind the value of some views. Here you are constructing a view which would be added to several times should this method be called several times.