Ticket #1: use libsmbclient library in smb vfs.

Remove old implementation

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
Add m4 script for search Samba's development files.

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
Add a draft of scenarios

Signed-off-by: Slava Zanko <slavazanko@gmail.com>
Add empty vfs module

Signed-off-by: Slava Zanko <slavazanko@gmail.com>