language: ruby
rvm:
 - 2.1.8
 - 2.2.4
 - 2.4.4
 - 2.5.1
script: bundle exec rake spec

language: ruby
rvm:
 - 2.2.6
 - 2.4.4
 - 2.5.1
script: bundle exec rake spec

Update the minimum ruby we support to 2.2.6 Inline with net-ssh minimum requirements
Update the minimum ruby we support to 2.2.6
Inline with net-ssh minimum requirements
