add bookdown import and tidy up rmd
diff --git a/R/posterdown.R b/R/posterdown.R
index fd1e995..ea111c6 100644
--- a/R/posterdown.R
+++ b/R/posterdown.R
@@ -9,6 +9,7 @@
 #' @docType package
 #' @name posterdown
 #' @import rmarkdown
+#' @import bookdown
 #' @import ggplot2
 #' @import knitr
 NULL
diff --git a/R/posterdown_pdf.R b/R/posterdown_pdf.R
index 06f5bd7..7890f49 100644
--- a/R/posterdown_pdf.R
+++ b/R/posterdown_pdf.R
@@ -1,4 +1,4 @@
-#' Posterdown PDF format (using 'memoir' document class)
+#' Posterdown PDF format (using Memoir LaTeX document class)
 #'
 #' @inheritParams rmarkdown::pdf_document
 #' @param ... Additional arguments to \code{rmarkdown::pdf_document}
@@ -10,9 +10,9 @@
 #'
 #' \dontrun{
 #' library(rmarkdown)
-#' draft("MyArticle.Rmd", template = "posterdown_generic", package = "posterdown")
+#' draft("MyArticle.Rmd", template = "posterdown_pdf", package = "posterdown")
 #' }
-#'
+#' @return
 #' @export
 posterdown_pdf <- function(..., keep_tex = TRUE) {
   inherit_pdf_document(...,
diff --git a/R/utils.R b/R/utils.R
index 2aa1fa3..fdf4d97 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -76,7 +76,3 @@
   # return format
   fmt
 }
-
-
-
-