sudo: false
language: ruby
cache: bundler
notifications:
  email: false

rvm:
  - 2.2.4
  - 2.3.1

sudo: false
language: ruby
cache: bundler
notifications:
  email: false

rvm:
  - 2.2.4
  - 2.3.1
  - 2.4.5
  - 2.5.3

Add new versions of ruby to the matrix
Add new versions of ruby to the matrix