Add KeyboardInteractiveCallback so that even client do now have publickey, username can still be passed in
Add KeyboardInteractiveCallback so that even client do now have publickey, username can still be passed in

voldyman/ssh-chat,gale320/ssh-chat,smiller171/ssh-chat,Neeke/ssh-chat,RaviTezu/ssh-chat,shazow/ssh-chat,smiller171/ssh-chat,voldyman/ssh-chat,shazow/ssh-chat