sudo: false
language: node_js
node_js:
  - "4"
  - "6"
  - "8"
  - "9"

sudo: false
language: node_js
node_js:
  - "6"
  - "8"
  - "10"

Add 10 (lts), 11 (current); remove 4 (eol)
chore(NodeJS): Add 10 (lts), 11 (current); remove 4 (eol)
