Update .travis.yml

rf0321 · web-flow · commit 5fd74eea9cec · 2018-07-04T19:45:52.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,4 @@
 language: rust
 rust:
 - nightly
-- beta
-- stable
+

-Original file line number
+Diff line change
@@ @@ -1,5 +1,4 @@ @@
 language: rust
 rust:
 - nightly
 -- beta
 -- stable
++