Use `dev` environment for consistency w/ other cookbooks
Ensure Berksfile & lock are uploaded to Chef Server
Remove Stove from Gemfile
Upgrade to Berkshelf ~> 3.1, ChefSpec ~> 4.0, RuboCop ~> 0.23

Adjust Rake task for RuboCop
Convert specs to RSpec 3.0.0 syntax with Transpec

This conversion is done by Transpec 2.2.0 with the following command:
    transpec

* 1 conversion
    from: obj.stub(:message)
      to: allow(obj).to receive(:message)

See also: https://github.com/yujinakayama/transpec#supported-conversions
Remove Stove tasks from rakefile
Revert "Use `dev` environment for consistency w/ other cookbooks"

This reverts commit f4220baad8e54e3fc5c8c2c19edba701ab0f227a.
RuboCop: Use `next` to skip inside `.each` block
Add RuboCop config
Update Serverspec tests to be RSpec 3.0 compatible