message: Switched to HTML docs
diff: @@ -113,10 +113,11 @@ df.visit<double>("dbl_col", stats_visitor);
  ---
  -<!--
  +
  ## [DataFrame Documentation](https://htmlpreview.github.io/?https://github.com/hosseinmoein/DataFrame/blob/master/docs/HTML/DataFrame.html)
  --->
  +<!--
  ## [DataFrame Documentation](docs/DataFrameDoc.pdf)
  +-->
  [DateTime Documentation](docs/DateTimeDoc.pdf)
  ---
  