Assessment DB
Assessment sockets
Added watch all task in Grunt.
Working 5 star rating interaction (on client)
Updated selfAssess function in sockets.
Udpated gitignore
Cleaning
Confidence html+css
Confidence client side js
Small bug fix and pre-work on socket token auth
udpated package.json
Working self-confidence with improved auth.

Changes include hierarchy of users, guest users in db and whitelist entries
for all users, even guests in public, actual random anonymous names (not
guranteed to be unique) and remvoal of unused fields in the user schema.
Renaming some stuff
Updated user model

Added firstname and lastname fields to registered users.
Renamed the name field to username for registered users.
Renamed score into confidence.
Forogotten form for user modifcations
Udated tests and new tests
Updated dependencies
Assessment DB
Assessment sockets