ignore .travis.yml and cran-comments.md from R build

Yue-Jiang · Yue-Jiang · commit 51142b6bb9e0 · 2019-09-08T12:37:41.000-07:00
diff --git a/.Rbuildignore b/.Rbuildignore
@@ -3,3 +3,5 @@
 materials*
 ^docs$
 ^_pkgdown\.yml$
+^\.travis\.yml$
+^cran-comments\.md$
