Cloudseed Formulas replace Cloudseed States.
To avoid issues with caching and so that you don't need to keep pushing you tests to the repo while developing, follow this process ...
git clone git@github.com:cloudseed-project/cloudseed-formulas.git
mkdir test
cd test
devbot go
Edit ./Vagrantfile
by adding:
config.vm.synced_folder "../cloudseed-formulas", "/srv/salt"