language: ruby
rvm:
  - 2.2.2
before_install: gem install bundler -v 1.10.6

language: ruby
rvm:
  - 2.3.0
  - 2.5.0
before_install: gem install bundler -v 1.10.6

Update TravisCI text matrix to test with Rubies 2.3 & 2.5
Update TravisCI text matrix to test with Rubies 2.3 & 2.5
