[WFLY-490] tests for scoped roles management
[WFLY-490] only one <stylesheet> in <transformationSet> is possible
[WFLY-490] added passwdMaskConfig.xsl back as another <transformationSet>, with the necessary files
[WFLY-1923] / [WFLY-490] Where no authentication is required ensure an 'anonymous' user is associated with the current request.