Update .travis.yml

cornernote · web-flow · commit 5d81696d52ca · 2017-09-14T08:42:15.000+09:30
diff --git a/.travis.yml b/.travis.yml
@@ -4,7 +4,7 @@ php:
   - 5.5
   - 5.6
   - 7.0
-  - hhvm
+  - 7.1
 
 install:
   - composer self-update
