Major refactoring adding usr admin view

Hi coolcsn, new pull request.

This is the log for this PR

Updated Readme with accepted routes
Removed unnecesary form fields
Transform Security Answer to lowercase
Created Edit/Create Admin user Views
Moved all form logic into UserFormFactory
Modified readme to warn user to copy CsnUser.css contents
Created State entity
Login function now checks for user valid state
Added some more options to config file
Reworked reoutes configuration
Created Security Question Mechanism
Created Administrative Interface for CRUD (WIP)
Reworked RegistrationContrller and LoginController with Views
Added licence block on all files