[LMS-1163] fixed filter validator

...neric/shared/authorization/validator/FilterValidator.java

...ystemsx/cisd/openbis/generic/shared/basic/dto/Person.java

...d/openbis/generic/shared/translator/PersonTranslator.java

...ystemsx/cisd/openbis/generic/server/CommonServerTest.java

.../generic/server/business/bo/AuthorizationGroupBOTest.java

...openbis/generic/server/business/bo/MaterialTableTest.java

...x/cisd/openbis/generic/shared/AbstractServerTestCase.java

...systemsx/cisd/openbis/generic/shared/CommonTestUtils.java

...generic/shared/translator/ExternalDataTranslatorTest.java