Test only on supported node versions

leebyron · leebyron · commit d0db27fd2f16 · 2018-02-15T17:00:45.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,11 +1,10 @@
 language: node_js
 
 node_js:
-  - "7"
+  - "9"
+  - "8"
   - "6"
-  - "5"
   - "4"
-  - "iojs"
 
 before_install:
   - npm config set spin false --global
