Only test node 7 (browser only lib)

dawnerd · dawnerd · commit 62adc20074c3 · 2017-01-31T11:02:13.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,6 +2,4 @@ before_script:
   - 'npm run build'
 language: node_js
 node_js:
-  - "4"
-  - "6"
-  - "7"
+  - "7"
