implement CLI code to refer to scope configs as well as command line.
remove print statement for debugging
lets a user set vagrant_provider config to control the provider used by vagrant to deploy VMs.
cleanup whitespace to make travis happy.
cleanup whitespace to make travis happy take 2.
cleanup whitespace to make travis happy take 3.
cleanup whitespace to make travis happy take 4.
cleanup whitespace to make travis happy take 5.
Merge pull request #130 from huit/feature/set-vagrant-provider

lets a user set vagrant_provider config to control the provider used by ...
Merge pull request #131 from huit/feature/integrate-scope

Feature/integrate scope