remove node 5 from travis builds per my understanding of https://github.com/nodejs/LTS

bmuenzenmeyer · bmuenzenmeyer · commit e931bc0cb797 · 2016-10-05T23:02:25.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,6 @@ language: node_js
 node_js:
   - node
   - 6
-  - 5
   - 4
 
 before_install:
