added new parameters: Search.System.RequiredFields and Search.Standard.RequiredFields
added checkOptionalCapabilityURLS to report positive results not negative
changed to use Search.System.RequiredFields and Search.Standard.RequiredFields from TestParameters.properties in the <Query> parameter
added optionalCapabilityURLS positive test
added new TestParameters.properties values Search.System.RequiredFields and Search.Standard.RequiredFields
added new TestParameters.properties values Search.System.RequiredFields and Search.Standard.RequiredFields