around to avoid tangled R code causing failures during R CMD CHECK. Although no longer needed, the vignettes can still be compiled using the shell command <code>make vigns</code> if desired.</li>
<li>The <em>README.Rmd</em> now lives in the top-level directory following standard practices. It should now be complied using <code>rmarkdown::render("README.Rmd")</code> or using the shell command <code>make readme</code>. Note that the figures for <code>README.md</code> can be found in the directory <code>man/fi