recommend pdftk

diff --git a/DESCRIPTION b/DESCRIPTION
index 2c7ce5d225ac4a504a050b5ba34c5df1e93d8119..682c77046f91c58ff48add20eb67850247487710 100644 (file)
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -6,6 +6,7 @@ Date: 2016-06-20
 Authors@R: person("Don","Armstrong",email="don@donarmstrong.com",role=c("aut","cre"))
 Maintainer: Don Armstrong <don@donarmstrong.com>
 Depends: Cairo, grid
+Recommends: pdftk
 Description: Collection of hacks for Cairo components (bookmarks, raster plots)
  Add table of contents to PDFs and methods to plot raster plots in the
  middle of PDF plots.