improve

.Rbuildignore

@@ -1,31 +1,37 @@
-examples
-rchk
-repo
-revdep
-scripts
-tools
-wiki
-www
-yaml
-tests/Makefile
-tests/(.+?)\.png$
-tests/(.+?)\.pdf$
-tests/(.+?)\.Rout$
-inst/doc/Makefile
-inst/doc/(.+?).md
-inst/doc/(.+?).Rmd
-man/roxygen
-Doxyfile
+^check
+^examples
+^lib
+^libs
+^library
+^rchk
+^repo
+^revdep
+^scripts
+^tools
+^wiki
+^www
+^yaml
+^Makefile
+^rules.mk
+^tests/Makefile
+^tests/(.+?)\.png$
+^tests/(.+?)\.pdf$
+^tests/(.+?)\.Rout$
+^inst/doc/Makefile
+^inst/doc/(.+?).md
+^inst/doc/(.+?).Rmd
+^man/roxygen
+^Doxyfile
 LICENSE\.md$
-README\.md$
+README\.(.?)$
 CRAN\.md$
 TODO\.md$
 BUILD\.md$
+^rchk\.out$
 ^\.gitignore$
-\.github
+^\.github
 ^\.travis\.yml$
 ^codecov\.yml$
-^rchk\.out$
 ^.*\.Rproj$
 ^\.Rproj\.user$
 \.Rprofile
@@ -40,12 +46,6 @@ BUILD\.md$
 \.includes
 \.headers
 \.tests
-Makefile
-rules.mk
-lib
-libs
-library
-check
 ^(.+?)\.pdf
 ^(.+?)\.tar\.gz
 ^(.+?)\.tgz