Add HTMLAttributes to CellProps

Previously adding a className (or any other HTML attribute) to a Cell as a property would result in a compilation error.

fixed-data-table/fixed-data-table-tests.tsx

@@ -88,16 +88,16 @@ interface RowData {
 interface MyCellProps extends CellProps {
     rowIndex?: number;
     field: string;
-    data: RowData[];
+    myData: RowData[];
 }
 
 class MyTextCell extends React.Component<MyCellProps, {}> {
     render(): React.ReactElement<any> {
-        const {rowIndex, field, data} = this.props;
+        const {rowIndex, field, myData} = this.props;
 
         return (
-                <Cell {...this.props}>
-                    {data[rowIndex][field]}
+                <Cell {...this.props} className="text-cell">
+                    {myData[rowIndex][field]}
                 </Cell>
             );
     }
@@ -105,11 +105,11 @@ class MyTextCell extends React.Component<MyCellProps, {}> {
 
 class MyLinkCell extends React.Component<MyCellProps, {}> {
     render(): React.ReactElement<any> {
-        const {rowIndex, field, data} = this.props;
-        const link: string = data[rowIndex][field];
+        const {rowIndex, field, myData} = this.props;
+        const link: string = myData[rowIndex][field];
 
         return (
-            <Cell {...this.props}>
+            <Cell {...this.props} className="link-cell">
                 <a href={link}>{link}</a>
             </Cell>
         );
@@ -150,7 +150,7 @@ class MyTable4 extends React.Component<{}, MyTable4State> {
                             header={<Cell>{field}</Cell>}
                             cell={
                                 <MyTextCell
-                                    data={this.state.tableData}
+                                    myData={this.state.tableData}
                                     field={field}
                                 />
                             }

fixed-data-table/fixed-data-table.d.ts

@@ -458,11 +458,11 @@ declare namespace FixedDataTable {
      *   />
      * );
      */
-    export interface CellProps {
+    export interface CellProps extends __React.HTMLAttributes {
         /**
          * The row index of the cell.
          */
-        rowIndex?: number
+        rowIndex?: number;
 
         /**
          * Outer height of the cell.