Add Node.js 12 to testing (#35)

coreyfarrell · sindresorhus · commit 82a52865064b · 2019-04-29T19:03:31.000+07:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,7 @@ os:
   - osx
 language: node_js
 node_js:
+  - '12'
   - '10'
   - '8'
 after_success:
