language: ruby
rvm:
  - 2.2.3
before_install: gem install bundler -v 1.10.6

language: ruby
rvm:
  - 2.1.5
before_install: gem install bundler -v 1.10.6

Use Ruby 2.1.5 when building on Travis CI.
Use Ruby 2.1.5 when building on Travis CI.

Related to proiel/proiel-cli#3.
