don't test on node 4, because CI is sometimes broken...

sokra · sokra · commit 88e79632266e · 2016-02-16T22:35:00.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,6 @@ language: node_js
 node_js:
   - node
   - "5"
-  - "4"
   - "0.12"
 script: npm run travis
 env:
