Add version to Hibernate mapping so we get optimistic locking this solves
number of parallel calls trying to update/guess and mess with the lesson
counter
* xxe path info aid added
* xxe path info aid added
* changes to template file and hints
* added ssl test support for XXE
* added ssl test support for XXE
* restconfig replaced by httpsrelaxed
* processed review comments on hints and example
* XSS lesson completion fixes
* removed log all
* lesson progress capable of deprecated assignments in the database
* fixed unit test for lesson progress