B-55703 Ported Rbac test from python to spock, replaced connFramework

Conflicts:
	test/spock-functional-test/src/test/groovy/features/filters/apivalidator/MultipleRolesTest.groovy
B-55703 Replaced hard sleep with conditional delay
B-55703 Replaced startup delay
B-55703 tweaking rbac tests to simply and also clarify what behavior is tested
Merge pull request #721 from dmnjohns/B-55703-rbac

B-55703 RBAC Python to Spock Test Port