extend Travis for Node 11 and 12

ekarak · ekarak · commit dfd5d51ed054 · 2019-06-03T07:29:16.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -34,3 +34,5 @@ node_js:
   - "8"
   - "9"
   - "10"
+  - "11"
+  - "12"

-Original file line number
+Diff line change
   - "8"
   - "9"
   - "10"
 +  - "11"
 +  - "12"