Merge pull request #8 from dupps/master

outsource menu
Merge pull request #2 from cbos-team/master

Outsource Menu
Second DispatcherServlet adapted
Merge pull request #9 from KevinHuebner/master

Second DispatcherServlet called "admin-servlet" adapted
documentation and spring security configuration adapted
first login adapted
Setting up HSQLDB with tables users and authorities, Hibernate entities for both, registration and login via spring security with two roles
Merge pull request #10 from KevinHuebner/master

Set up HSQLDB, new hibernate entity, spring security authentication related to HSQLDB
Merge pull request #5 from cbos-team/master

spring security (login)