AG-2490 Regression Testing - Header component example isn't working

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ag-grid-react-example",
-  "version": "19.1.2",
+  "version": "20.0.0",
   "description": "Example Reach applicaiton using ag-Grid.",
   "main": "dist/ag-grid-react-example.js",
   "scripts": {
@@ -57,9 +57,9 @@
     "webpack-dev-server": "3.1.14"
   },
   "dependencies": {
-    "ag-grid-community": "^19.1.0",
+    "ag-grid-community": "^20.0.0",
-    "ag-grid-enterprise": "^19.1.0",
+    "ag-grid-enterprise": "^20.0.0",
-    "ag-grid-react": "^19.1.0",
+    "ag-grid-react": "^20.0.0",
     "bootstrap": "4.1.3",
     "d3": "4.9.1",
     "lodash": "^4.17.11",

src-examples/index.html

@@ -5,7 +5,7 @@
     <meta charset="utf-8">
     <script type="text/javascript" src="../dist/react-examples.js" charset="utf-8"></script>
     <!-- Example uses font awesome icons -->
-    <link href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" rel="stylesheet">
+    <link href="https://use.fontawesome.com/releases/v5.6.3/css/all.css" rel="stylesheet">
 
     <style>
         html, body {

src-examples/richGridDeclarativeExample/RichGridDeclarativeExample.jsx

@@ -25,12 +25,12 @@ export default class RichGridDeclarativeExample extends Component {
             sideBar: false,
             rowData: new RowDataFactory().createRowData(),
             icons: {
-                columnRemoveFromGroup: '<i class="fa fa-remove"/>',
+                columnRemoveFromGroup: '<i class="fa fa-times"/>',
                 filter: '<i class="fa fa-filter"/>',
-                sortAscending: '<i class="fa fa-long-arrow-down"/>',
+                sortAscending: '<i class="fa fa-long-arrow-alt-down"/>',
-                sortDescending: '<i class="fa fa-long-arrow-up"/>',
+                sortDescending: '<i class="fa fa-long-arrow-alt-up"/>',
-                groupExpanded: '<i class="fa fa-minus-square-o"/>',
+                groupExpanded: '<i class="far fa-minus-square"/>',
-                groupContracted: '<i class="fa fa-plus-square-o"/>'
+                groupContracted: '<i class="far fa-plus-square"/>'
             }
         };
     }

src-examples/richGridDeclarativeExample/SortableHeaderComponent.jsx

@@ -30,10 +30,10 @@ export default class SortableHeaderComponent extends React.Component {
 
             sortElements.push(<div key={`up${this.props.displayName}`} className={downArrowClass}
                                    onClick={this.onSortRequested.bind(this, 'desc')}><i
-                className="fa fa-long-arrow-down"/></div>);
+                className="fa fa-long-arrow-alt-down"/></div>);
             sortElements.push(<div key={`down${this.props.displayName}`} className={upArrowClass}
                                    onClick={this.onSortRequested.bind(this, 'asc')}><i
-                className="fa fa-long-arrow-up"/></div>);
+                className="fa fa-long-arrow-alt-up"/></div>);
             sortElements.push(<div key={`minus${this.props.displayName}`} className={removeArrowClass}
                                    onClick={this.onSortRequested.bind(this, '')}><i
                 className="fa fa-times"/></div>)