Reduced the number of vagrant boxes automatically created when provisiong the CIAB machine. Let the instructor provision the actual number needed later.
Reduced the number of vagrant boxes automatically created when
provisiong the CIAB machine. Let the instructor provision the actual
number needed later.

kjhenner/puppetlabs-training-bootstrap,samuelson/puppetlabs-training-bootstrap,marrero984/education-builds,joshsamuelson/puppetlabs-training-bootstrap,samuelson/puppetlabs-training-bootstrap,samuelson/education-builds,joshsamuelson/puppetlabs-training-bootstrap,samuelson/education-builds,kjhenner/puppetlabs-training-bootstrap,puppetlabs/puppetlabs-training-bootstrap,carthik/puppetlabs-training-bootstrap,samuelson/education-builds,puppetlabs/puppetlabs-training-bootstrap,marrero984/education-builds,marrero984/education-builds,puppetlabs/puppetlabs-training-bootstrap,samuelson/puppetlabs-training-bootstrap,carthik/puppetlabs-training-bootstrap,joshsamuelson/puppetlabs-training-bootstrap,kjhenner/puppetlabs-training-bootstrap,carthik/puppetlabs-training-bootstrap