language: ruby
before_install:
  - gem install bundler
rvm:
  - "2.1.2"
  - "1.9.3"
  - "1.8.7"

language: ruby
before_install:
  - gem install bundler
rvm:
  - "2.4.3"
  - "2.2.5"
  - "2.1.2"
  - "1.9.3"
  - "1.8.7"

Add ruby versions 2.4.3 and 2.2.5 to Travis
Add ruby versions 2.4.3 and 2.2.5 to Travis
