Add nova_dashboard as a prereq to Tempest.
Add dependency on python-extras
Do not use PFS or virtualenv by default for Tempest.
Add UI for pull from source.
Merge pull request #29 from VictorLowther/pull-req-release-pebbles-master-c02fcc8ef9477860cd035528df5ec247f1c1d724

Enable Tempest to be deployable without PFS. [1/1]