Fixes #15306 - Catches exceptions in the orchestration

Fixes #15534 - Stop stripping whitespace in parameter values

fixes #15508 - allow duplicate networks

Fixes #4477 - Host[group] form only show authorized resources

Previously, most dropdowns in the host and hostgroup edit forms
displayed all of the existing resources, including some that a user may
not have been authorized to view.
This commit makes sure only authorized resources are displayed, with the...

fixes #14665 - support IPv6 via API

fixes #14663 - support IPv6 DNS orchestration

Fixes #15234 - search usergroup by role

Fixes #15439 - improved error reporting for media

Fixes #13164 - Add view_params permission

A new view_params permission was added for parameters inheriting from
Parameter object. The only exception is global parameters, which are
already handled by filter for CommonParameter resource.

This new permissions is also automatically added to viewer and site...

fixes #15466 - require e-mail for current user