import org.simantics.spreadsheet.SheetCommands;
import org.simantics.spreadsheet.event.model.RemoveCellHandler;
import org.simantics.spreadsheet.resource.SpreadsheetResource;
import org.simantics.spreadsheet.SheetCommands;
import org.simantics.spreadsheet.event.model.RemoveCellHandler;
import org.simantics.spreadsheet.resource.SpreadsheetResource;