Fixes #13727 - Error raised when setting default_value when override is set to false

Fixes #14166 - Host facet attributes handling updated

Basically added code to include handling of host facets in hosts where
no form attributes belonging to that facet are set.

Fixes #14252 - Redirecting to edit taxonomy page if no hosts to assign

Fixes #14340 - specify the default icon sizes to prevent intermittent layout changes

Fixes #14198 - remote_addr validation accepts regex with digit matching

Fixes #8587 - Don't allow build for unmanaged hosts

Fixes #14232 - make generic helpers available for global PXE template

Fixes #14264 - improve primary interface selection

Fixes #5859 - don't rely on a mac address being present when overriding the conflicts

We tried to initiate the `dhcp_record` for checking if conflicts were
there. The problem was the mac address was not available at that stage
when using the compute resources. It also turns out there is no need...

fixes #14041 - don't call select2 on CR form templates

select2 must be called only when the select becomes visible, not for
hidden template elements. add_child_node() already does when adding a
new set of fields from the template. without_select2 is removed from...