[LMS-1194] allow to edit sections, changed ordering of assignments

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

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

...client/web/client/application/menu/sample/SampleMenu.java

...lication/ui/property_type/PropertyTypeAssignmentForm.java

...lication/ui/property_type/PropertyTypeAssignmentGrid.java

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

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

...temsx/cisd/openbis/generic/server/CommonServerLogger.java

.../generic/server/business/bo/EntityTypePropertyTypeBO.java

...generic/server/business/bo/IEntityTypePropertyTypeBO.java

...h/systemsx/cisd/openbis/generic/shared/ICommonServer.java

...nbis/generic/shared/basic/dto/EntityTypePropertyType.java