Feature: return rows of cancled edits

Author: Domino987

src/material-table.js

@@ -685,11 +685,11 @@ export default class MaterialTable extends React.Component {
   onEditingCanceled = (mode, rowData) => {
     if (mode === 'add') {
       this.props.editable.onRowAddCancelled &&
-        this.props.editable.onRowAddCancelled();
+        this.props.editable.onRowAddCancelled(rowData);
       this.setState({ showAddRow: false });
     } else if (mode === 'update') {
       this.props.editable.onRowUpdateCancelled &&
-        this.props.editable.onRowUpdateCancelled();
+        this.props.editable.onRowUpdateCancelled(rowData);
       this.dataManager.changeRowEditing(rowData);
       this.setState(this.dataManager.getRenderState());
     } else if (mode === 'delete') {