n which a square root term was dropped</li>
<li>updated discussion of order_stl</li>
<li>added some notes about ability to use factors (ordered or not)</li>
</ul></div>
<div class="section level5">
<h5 id="some-development-oriented-changes-1-2-0">Some development oriented changes:<a class="anchor" aria-label="anchor" href="#some-development-oriented-changes-1-2-0"></a></h5>
<ul><li>added some automated testing of the basic functions</li>
<li>added reverse dependency testing</li>
<li>added automated R-CMD-CH