feat: Remote Node 4 and 5. Add Node 8 and 9

EmmanuelDemey · EmmanuelDemey · commit 2b43d181befc · 2018-03-01T13:48:12.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 node_js:
+  - 9
+  - 8
   - 7
   - 6
-  - 5
-  - 4
 after_script: "cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js"
