chore(pencil): change node v

yjb94 · yjb94 · commit ffac2ab08caa · 2020-01-22T17:52:11.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -10,7 +10,7 @@ notifications:
   email: false
 
 node_js:
-  - 8
+  - 10
 
 before_install:
   - npm install codecov.io coveralls
