langage: ruby
rvm:
  #  - 2.3
  - 2.2
  - 2.1
  - 2.0
before_install: gem install bundler && bundle install
install: rake install

langage: ruby
rvm:
  - 2.3.1
  - 2.2
  - 2.1
  - 2.0
before_install: gem install bundler && bundle install
install: rake install

Test build on ruby 2.3
Test build on ruby 2.3
