[WFLY-490] RBAC updates

[WFLY-490] Update to console 2.0.0.Beta4
[WFLY-490] test case for WFLY-2010
[WFLY-490] [WFLY-2005] [WFLY-2010] Don't reject 'add' ops due to non-configured, non-required attributes. Don't reject 'remove' ops based on attribute constraints.