remove nodejs 4 from tests

derzunov · derzunov · commit 7caab3c3501f · 2018-04-14T03:28:27.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,4 +3,3 @@ node_js:
   - "8"
   - "7"
   - "6"
-  - "4"

-Original file line number
+Diff line change
   - "8"
   - "7"
   - "6"
 -  - "4"