ci: Run Travis only on 1 nodejs version

okonet · okonet · commit ae3756464afe · 2017-03-13T14:52:07.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,9 +5,7 @@ cache:
 notifications:
   email: false
 node_js:
-  - '7'
   - '6'
-  - '4'
 before_script:
   - npm prune
 after_success:
