Remove UFS Volume Manager button

Ticket:	#5982
Remove UFS wizard view, tree menu and template

Ticket:	#5982
Volume status from the API is now only available for ZFS

Ticket:	#5982
Remove geom disk replace view and deprecated UFS forms/helpers

Ticket:	#5982
Remove geom disk replace from urls
Merge DiskReplacementForm class into ZFSDiskReplacementForm

Since we no longer support UFS there is no reason to use class
inheritance here.
Fix Storage in tree menu, dangling reference for UFS node
Remove middleware method to create UFS volume

Leave destroy as is as we can still auto import UFS volumes.
Remove more dangling references for UFS support

This is the result of a grep effort so hopefully we are completely done.

Bye UFS, you were long overdue for removal!
Only ndp entries when the ethernet address is not null
Document case insensitivity for dataset creation.
Remove icons from volume datagrid

Ticket:	#5982
Document that passwords cannot contain ? and that Disable password login also greys out Permit Sudo.
Update Adding NFS Share section.
Require KDC for Kerberos Realms
Update Add CIFS Share section.
Update Add AFP Share section.
Don't add link local entries and don't check certain interfaces
My own branch for testing release stuff.
Add creation of delta packages.