<p>Nice catch, thanks!  This is a result of some earlier refactoring.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">&mdash;<br>Reply to this email directly or <a href="https://github.com/mlpack/mlpack/pull/504#issuecomment-172943334">view it on GitHub</a>.<img alt="" height="1" src="https://github.com/notifications/beacon/AJ4bFA9IEX2kLJFHr0sT-gvblRu8Y0QEks5pbnhggaJpZM4HH9X9.gif" width="1" /></p>
<div itemscope itemtype="http://schema.org/EmailMessage">
<div itemprop="action" itemscope itemtype="http://schema.org/ViewAction">
  <link itemprop="url" href="https://github.com/mlpack/mlpack/pull/504#issuecomment-172943334"></link>
  <meta itemprop="name" content="View Pull Request"></meta>
</div>
<meta itemprop="description" content="View this Pull Request on GitHub"></meta>
</div>