Build: Test on Node.js 12, stop testing on Node.js 6 & 11

mgol · mgol · commit b4fadc9b5487 · 2019-04-23T23:12:29.000+02:00
(cherry-picked from b8d4712) Closes gh-4369
diff --git a/.travis.yml b/.travis.yml
@@ -1,10 +1,9 @@
 language: node_js
 sudo: false
 node_js:
-- "6"
 - "8"
 - "10"
-- "11"
+- "12"
 addons:
   chrome: stable
 env:
