Rename XZ_BIN to NANO_XZ to conform with the standard
Use fetch-recursive instead
CIFS GUI allows illegal config of computer and workgroup name

The CIFS Settings GUI allows you to set "NetBIOS Name" and "Workgroup"
to the same name which is not permitted by Samba. These must be set to
unique names irregardless of case.

ticket: #2075
Fix prevent downgrade for git build