language: node_js
node_js:
  - 'iojs'
  - '0.12'
  - '0.10'

language: node_js
node_js:
  - 'stable'
  - '4'
  - '0.12'
  - '0.10'

Drop tests on io.js and add Node 4 & 5.
Drop tests on io.js and add Node 4 & 5.
