add cran install to vignette + doc site. Remove html table contents for now since rvest requires library(methods) to be loaded
diff --git a/docs/awesome_table_in_pdf.Rmd b/docs/awesome_table_in_pdf.Rmd
index 46a78df..9426d61 100644
--- a/docs/awesome_table_in_pdf.Rmd
+++ b/docs/awesome_table_in_pdf.Rmd
@@ -23,6 +23,8 @@
 # install.packages("devtools")
 devtools::install_github("rstudio/rmarkdown")
 
+install.packages("kableExtra")
+
 # For dev version
 devtools::install_github("haozhu233/kableExtra")
 ```