test: add node 13 to travis

epoberezkin · epoberezkin · commit 43398a3146f5 · 2019-12-14T15:53:42.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -3,5 +3,6 @@ node_js:
   - "8"
   - "10"
   - "12"
+  - "13"
 after_script:
   - coveralls < coverage/lcov.info
