Merge branch...

Merge branch '6107-an-existing-hash-for-sambantpassword-is-removed-and-replaced-by-a-default-hash-when-th-samba' into '1.4-dev'

Resolve "an existing hash for sambaNTPassword is removed and replaced by a default hash when th samba tab is added to an existong account with posix enabled"

Closes #6107

See merge request fusiondirectory/fd-plugins!852