Declare node@8 for travis CI

eriwen · eriwen · commit 89214a1866da · 2018-05-31T12:33:57.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,8 @@
 language: node_js
 sudo: required
 dist: trusty
-node_js: stable
+node_js:
+  - 8
 addons:
   sauce_connect: true
   firefox: latest
