Add node 12 to travis

vweevers · vweevers · commit 81329367f513 · 2019-06-08T14:15:58.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,5 +5,6 @@ language: node_js
 node_js:
   - 8
   - 10
+  - 12
 
 after_success: npm run coverage
