add PDF vignette to CRAN
diff --git a/docs/awesome_table_in_pdf.Rmd b/docs/awesome_table_in_pdf.Rmd
index c66b31c..49724f7 100644
--- a/docs/awesome_table_in_pdf.Rmd
+++ b/docs/awesome_table_in_pdf.Rmd
@@ -6,9 +6,21 @@
pdf_document:
toc: true
toc_depth: 2
+header-includes:
+ - \usepackage{booktabs}
+ - \usepackage{longtable}
+ - \usepackage{array}
+ - \usepackage{multirow}
+ - \usepackage[table]{xcolor}
+ - \usepackage{wrapfig}
+vignette: >
+ %\VignetteIndexEntry{Create Awesome PDF Table with knitr::kable and kableExtra}
+ %\VignetteEngine{knitr::rmarkdown}
+ %\VignetteEncoding{UTF-8}
---
> Please see the package [documentation site](http://haozhu233.github.io/kableExtra) for how to use this package in HTML and more.
+
# Overview
The goal of `kableExtra` is to help you build common complex tables and manipulate table styles. It imports the pipe `%>%` symbol from `magrittr` and verbalize all the functions, so basically you can add "layers" to a kable output in a way that is similar with `ggplot2` and `plotly`.