Modify travis test targets

smikitky · smikitky · commit 296b3d6e8c81 · 2018-02-13T13:58:58.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,9 +1,8 @@
 language: node_js
 node_js:
+  - "9.0"
   - "8.0"
-  - "7.0"
   - "6.0"
-  - "5.0"
   - "4.0"
 install:
   - npm install
