/span>
<span class="co">#&gt; 6       vzemlys  320871 closed   TRUE         bluesky       491295</span>
<span class="co">#&gt;   milestone_number milestone_state milestone_created_at milestone_closed_at</span>
<span class="co">#&gt; 1                1            open           2013-11-20                &lt;NA&gt;</span>
<span class="co">#&gt; 2                1            open           2013-11-20                &lt;NA&gt;</span>
<span class="co">#&gt; 3                1            open           2013-11-20