** Simplified LoggedInIntercetor by switching from getLoggedUserId ->
isLoggedIn
** Removed @Named from SessionController, added SessionBackingBean as
replacement and refactored all jsf references to use that instead
** Added gitignore into webapp/fragments
** Removed old forum rest service as unused
** Added Permission and Role enumerations into persistence project 
** Added forum permissions into Role and Permission enumerations
** Added ForbiddenException 
** Added ForbiddenException handling into jsf error handler
** Added SecureInterceptor
** Removed unused isAllowed method from AuthUtils
** Added hasLoggedUserPermission and getLoggedUserRoles methods into
SessionController
** Added loggedUser property into SessionBackingBean
** Changed Secure annotation permission attribute -> value