(maint) Enable verbose logging on dashbaord as well as master.

Prior to this, only the puppetmaster would have debug logging enabled.
In the case of a split master/dashboard, errors with facts storage are
actually logged on the dashboard host. Enabling debug logging on the
dashboard host will help in tracking down errors in that part of
puppet.
Merge pull request #380 from branan/dashboard_debug_log

(maint) Enable verbose logging on dashbaord as well as master.