Specifies how the report template generation wizards starts.
property StartFromAllDataSets: Boolean;
This property is used only if DataProvider uses data tables with predefined master-detail relationship (an example of such a dataprovider is TRVReportDBDataProvider: it uses MasterSource properties of DataSets)
If StartFromAllDataSets = False: at the first page of the report wizard, the end-user can choose only a data table that is not detail table.
If StartFromAllDataSets = True: the end-user start from any available table.