<div class="flash-box">
  <% flash.each do |key, value| %>
    <div class="<%= flash_class(key) %> fade in">
      <a href="#" data-dismiss="alert" class="close">×</a>
      <%= value %>
    </div>
  <% end %>
</div>

<div class="flash-box">
  <% flash.each do |key, value| %>
    <%- unless key.to_s == 'timedout' %>
      <div class="<%= flash_class(key) %> fade in">
        <a href="#" data-dismiss="alert" class="close">×</a>
        <%= value %>
      </div>
    <%- end %>
  <% end %>
</div>

Remove the Flash for :timedout Boolean
Remove the Flash for :timedout Boolean

Add a conditional to remove the extraneous 'true/false' value that is
showing up due to Devise using the flash object as a way to maintain
whether the User has been timed out (and it showing up as 'true/false'
in the view).
