language: ruby
rvm:
  - 2.2.5
  - 2.3.0
  - 2.3.1
  - jruby

before_install:
  - sudo apt-get -qq update
  - sudo apt-get install -y libgraphviz-dev graphviz
language: ruby
rvm:
  - 2.2.5
  - 2.3.0
  - 2.3.1
  - jruby

Add graphviz to CI dependecies
Add graphviz to CI dependecies
