Default to not using PFS. [6/7]

This pull request sets PFS-enabled barclamps to not use PFS by default.

It also has them track the stable/grizzly branch for updates instead of
looking at the RC1 tag.


 .../crowbar/bc-template-nova_dashboard.json        |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Crowbar-Pull-ID: 4412eef01bc73bc9588c53a5a17d28ed6f42c8e4

Crowbar-Release: pebbles