Update DESCRIPTION

GregGuerin · GregGuerin · commit a5ec51556532 · 2021-11-23T16:31:10.000+10:30
Add markdown to suggests, along with knitr and rmarkdown following guidance in yihui/knitr#1864 and error message trying to build vignette in install_github
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -18,7 +18,8 @@ Depends:
     mapdata
 Suggests:
     knitr,
-    rmarkdown
+    rmarkdown,
+    markdown
 Imports:
     plyr,
     R.utils,
