SSDM-2971 make update of several rows in gui grid a single call to openbis

...enbis/generic/client/web/client/ICommonClientService.java

.../generic/client/web/client/ICommonClientServiceAsync.java

...eric/client/web/client/application/ui/TypedTableGrid.java

...nt/web/client/application/ui/grid/AbstractEntityGrid.java

...ent/web/client/application/ui/grid/ModificationsData.java

...penbis/generic/client/web/server/CommonClientService.java

.../cisd/openbis/generic/server/dataaccess/db/SampleDAO.java