fixes #8442 - add eager loading of users on audit show page for history tab
fixes #8049 - Add timezone to user
fixes #6540, #8335 - Add error to vmware when no datacenter, save password when testing connection
Fixes #8796 - Fix to_gb size calculation and constentize
refs #8428 - fix typo in audit's belongs_to user
Fixes #8217, #8214 - Rearranging override section in smart class parameter page and host page