Chore: remove Node 4 support, add v8 and v10

JPeer264 · JPeer264 · commit 465aab5cfe2e · 2018-06-14T21:00:55.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,8 +2,9 @@ language: node_js
 sudo: true
 dist: trusty
 node_js:
-  - 4
   - 6
+  - 8
+  - 10
 install:
   - yarn
 notifications:
