bugfix: few bugfixes in Metaprojects

...ch/systemsx/cisd/openbis/generic/server/CommonServer.java

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

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

...nbis/generic/server/api/v1/GeneralInformationService.java

...isd/openbis/generic/server/business/bo/MetaprojectBO.java

...sd/openbis/generic/server/dataaccess/IMetaprojectDAO.java

.../openbis/generic/server/dataaccess/db/MetaprojectDAO.java

...d/openbis/generic/shared/dto/IMetaprojectCompomenent.java

...nbis/generic/server/dataaccess/db/MetaprojectDAOTest.java

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