* makes wsfs_server_config opaque
* feature: try to create mount point, if not present
* fixes server start failure due to existing mountpoint
* added basic authentication infrastructure
* makes wsfs_server_config opaque
* feature: try to create mount point, if not present
* fixes server start failure due to existing mountpoint
* added basic authentication infrastructure
* added unit tests for credentials
* added unit tests for authenticators
* propagates authenticators to server protocol
* enabled username authentication in daemon example
* adds example to compute password hash
* adds infrastructure to execute commands
* added userdb to encapsulate authentication stuff
* adds session and session_manager
* fixes warning about unused param
* moves some logic from server_protocol to session
* makes wsfs_server_config opaque
* feature: try to create mount point, if not present
* fixes server start failure due to existing mountpoint
* added basic authentication infrastructure
* makes wsfs_server_config opaque
* added unit tests for credentials
* added unit tests for authenticators
* propagates authenticators to server protocol
* enabled username authentication in daemon example
* adds example to compute password hash
* adds infrastructure to execute commands
* added userdb to encapsulate authentication stuff
* adds session and session_manager
* fixes warning about unused param
* moves some logic from server_protocol to session
* updates libcrypto to version 1.1.0
