Update Travis dotfile - Set Ruby `2.2` to `2.2.1`
Update Travis dotfile
- Set Ruby `2.2` to `2.2.1`
nyxcharon/sensu-plugins-aws,nickjacques/sensu-plugins-aws,sstarcher/sensu-plugins-aws,majormoses/sensu-plugins-aws,nyxcharon/sensu-plugins-aws,obazoud/sensu-plugins-aws,nickjacques/sensu-plugins-aws,majormoses/sensu-plugins-aws,brendangibat/sensu-plugins-aws,sensu-plugins/sensu-plugins-aws,obazoud/sensu-plugins-aws