fixes #5854 - org creation by non-admin normal user now associates themselves
fixes #6229 - validate installation media exists for new host if pxe_build
refs #6067 - tests for UI inconsistency around root password limit 8 characters
fixes #5994: Power and Console buttons are available to non-admin users with appropriate permissions
Fixes #6308: Load plugin seeds from seeds.d directory of each plugin
fixes #6248 - API V2 return object for POST/PUT/DELETE should *not* include root node