Improves mongo control scripts.
Adds self-signed certs generation script.
Adds access token control.
Limits access only to session tokens.
Adds new models.
Enhances the REST interface and sorts out unneeded resources.
Improves the frontend.
Pretyfies the models code.
Adds social methods to Poi entity and its JS API.
Adds average rating calculation.
Fix to prevent sending response after headers sent.
Allows for reading the user id of current session.