language: ruby
rvm:
  - 2.0.0
  - 2.1.0
  - 2.1.5
  - 2.2.0
  - 2.2.2
  - 2.2.3
  - 2.3.0
before_install: gem install bundler -v 1.10.5

language: ruby
rvm:
  - 2.1.10
  - 2.2.5
  - 2.3.1
before_install: gem install bundler -v 1.10.5

Change tested rubies to latest of last 3 versions
Change tested rubies to latest of last 3 versions
