[LMS-2555] IGeneralInformationChangingService exposed over JSON

...d/openbis/dss/client/api/gui/AddVocabularyTermDialog.java

...sd/openbis/dss/client/api/gui/DataSetPropertiesPanel.java

.../openbis/dss/client/api/gui/DataSetUploadClientModel.java

...nbis/dss/client/api/gui/VocabularyTermsComboBoxPanel.java

...cisd/openbis/dss/client/api/v1/IOpenbisServiceFacade.java

...penbis/dss/client/api/v1/ISimpleOpenbisServiceFacade.java

.../openbis/dss/client/api/v1/impl/OpenbisServiceFacade.java

...eric/server/api/v1/GeneralInformationChangingService.java

...r/api/v1/GeneralInformationChangingServiceJsonServer.java

...erver/api/v1/GeneralInformationChangingServiceLogger.java

...ric/shared/api/v1/IGeneralInformationChangingService.java

.../openbis/generic/shared/api/v1/dto/NewVocabularyTerm.java

.../api/v1/GeneralInformationChangingServiceJsonApiTest.java

...eapitest/api/v1/GeneralInformationServiceJsonApiTest.java

.../openbis/remoteapitest/api/v1/TestJsonServiceFactory.java