sudo: false
language: ruby
rvm:
  - 2.3.1
before_install: gem install bundler -v 1.13.2

sudo: false
language: ruby
rvm:
  - 2.4.1
before_install: gem install bundler -v 1.13.2

Use ruby 2.4.1 for ci
Use ruby 2.4.1 for ci
