This patch adds a Windows SMBFS connector. Also, a Windows
RemoteFS class is added, being used by this connector, having
a similar interface with the Linux RemoteFS client class.
The patch using Windows os-brick connectors in the Hyper-V
Nova driver: https://review.openstack.org/#/c/273504/
Change-Id: I0c753a667d58391da7a903d11ab1f4729e68461a
Implements: blueprint os-brick-windows-support