language: ruby
rvm:
  - 2.1.2
before_install: gem install bundler -v 1.10.6

language: ruby
rvm:
  - 2.1.10
  - 2.2.8
  - 2.3.5
  - 2.4.2
  - ruby-head
before_install: gem install bundler -v 1.10.6
matrix:
    allow_failures:
      - rvm: ruby-head
    fast_finish: true

Test against more supported versions of Ruby
Test against more supported versions of Ruby
