language: ruby
rvm:
  - 2.3.0
  - 2.2.3
  - 1.9.3
notifications:
  email: false
before_install: gem install bundler -v 1.10.6

language: ruby
rvm:
  - 2.5.1
  - 2.4.4
  - 2.3.0
  - 2.2.3
  - 1.9.3
notifications:
  email: false
before_install: gem install bundler -v 1.16.2

Include 2.4 and 2.5 in Travis suite
Include 2.4 and 2.5 in Travis suite
