remove makefile; CRAN does not need it

diff --git a/Makefile b/Makefile
deleted file mode 100644 (file)
index c4a48a4..0000000
--- a/Makefile
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/usr/bin/make -f
-
-R ?= R
-ROPTS=-q --no-save --no-restore-data
-
-build:
-       $(R) CMD build .
-
-update_docs:
-       $(R) $(ROPTS) -e "devtools::document()"
-
-check:
-       $(R) $(ROPTS) -e "devtools::check(manual=TRUE)"