Update Node in Travis

wooorm · wooorm · commit d3636fd1c4f0 · 2017-06-20T15:59:11.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 node_js:
 - '4'
-- '6'
+- '8'
 after_script: bash <(curl -s https://codecov.io/bash)
 cache:
   directories:
