before_install:
  - gem install bundler
language: ruby
rvm:
  - 2.3
  - 2.4
  - 2.5

before_install:
  - gem install bundler
language: ruby
rvm:
  - 2.3
  - 2.4
  - 2.5
  - 2.6
  - 2.7

Add recent Rubies to Travis matrix
Add recent Rubies to Travis matrix
