CMS-4497 Implement URL functions for thymeleaf.
CMS-4539 User Manager - Parameter to include user memberships in REST principals/byKey
Fixed some script tests.
Moved converter to public api in script module.
CMS-4428 User Manager - Group Wizard

Implemented GroupWizardPanel.
Refactored code, moved the common code with the role Wizard into the
parent classes.