Update Travis to not barf on Node 8

mwpastore · mwpastore · commit 029f1d67b847 · 2017-06-01T09:35:22.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,7 @@ language: node_js
 node_js:
   - 4
   - 6
-  - node
+  - 7
 
 sudo: false
 
