Needs rmarkdown for vignettes

hadley · hadley · commit 212e3649c893 · 2016-02-26T07:13:21.000-06:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -38,6 +38,7 @@ Suggests:
     testthat (>= 0.11.0),
     quantreg,
     knitr,
+    rmarkdown,
     svglite
 Enhances: sp
 License: GPL-2
