bump nodejs version for travis testing

matthewwolfe · matthewwolfe · commit 744e2bdd349f · 2019-02-07T22:51:42.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-    - "10.13.0"
+    - "10.15.0"
 notifications:
   email: false
 services:
