title: How to implement custom JSQMessagesInputToolbar
body: <p>Is it possible to implement custom <a href="https://github.com/jessesquires/JSQMessagesViewController/blob/develop/JSQMessagesViewController/Views/JSQMessagesInputToolbar.h" rel="nofollow">JSQMessagesInputToolbar</a> for <a href="http://www.jessesquires.com/JSQMessagesViewController/" rel="nofollow">JSQMessagesViewController</a>? </p>
  
  <p>I need to set custom <code>UIToolbar</code>, but <code>inputToolbar</code> <a href="https://github.com/jessesquires/JSQMessagesViewController/blob/develop/JSQMessagesViewController/Controllers/JSQMessagesViewController.h#L46" rel="nofollow">property</a> of class <code>JSQMessagesViewController</code> is readonly and initialized from <code>.xib</code>, so I have no idea how to insert overridden implementation of <code>JSQMessagesInputToolbar</code>.</p>