Add spec for esxi
Add VM#hostname
Adjust timeout for edge specs
Add esxi settings
Update VM#restart_network
Disable secg tests so unrelated pull requests can be merged with green status
Merge pull request #22 from axsh/feature-tmp-disable-secg

Disable secg tests so unrelated pull requests can be merged w/ green status
Ensure only one spec is running
Merge pull request #23 from axsh/feature-esxi

Feature esxi
Update config/itest.yml
Add support for rpm downgrade
Merge pull request #24 from axsh/feature-esxi

Feature esxi
Merge branch 'master' into feature-dhcp