Executable Jar Maven (eugenp#752)

* Expression-Based Access Control

PermitAll, hasRole, hasAnyRole etc.
I modified classes regards to Security

* Added test cases for Spring Security Expressions

* Handler Interceptor - logging example

* Test for logger interceptor

* Removed conflicted part

* UserInterceptor (adding user information to model)

* Spring Handler Interceptor - session timers

* Spring Security CSRF attack protection with Thymeleaf

* Fix and();

* Logger update

* Changed config for Thymeleaf

* Thymeleaf Natural Processing and Inlining

* Expression Utility Objects, Thymeleaf

* listOfStudents edited

* Thymeleaf layout decorators

* Executable Jar with Maven