build: update travis configuration (#17)

weirdpattern · web-flow · commit 81c5a5fd258e · 2019-07-05T14:04:20.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,8 +2,8 @@ language: node_js
 
 node_js:
   - "8"
-  - "9"
   - "10"
+  - "11"
 
 sudo: false
 
