AG-2656 Allow equality checking for rowData to be configurable (ie use equality checking, deep checking and so on)

ts-tests/SimpleFunctionalGrid.tsx

@@ -0,0 +1,4 @@
+import React from 'react';
+import {AgGridReact} from 'ag-grid-react';
+
+export const App: React.FunctionComponent = () => <AgGridReact columnDefs={[]} rowData={[]}/>;