Make "home" optional in breadcrumb (#3416)

src/components/PageHeader/breadcrumb.js

@@ -100,7 +100,8 @@ export default class BreadcrumbView extends PureComponent {
         </Breadcrumb.Item>
       ) : null;
     });
-    // Add home breadcrumbs to your head
+    // Add home breadcrumbs to your head if defined
+    if (home) {
       extraBreadcrumbItems.unshift(
         <Breadcrumb.Item key="home">
           {createElement(
@@ -108,10 +109,11 @@ export default class BreadcrumbView extends PureComponent {
             {
               [linkElement === 'a' ? 'href' : 'to']: '/',
             },
-          home || 'Home'
+            home
           )}
         </Breadcrumb.Item>
       );
+    }
     return (
       <Breadcrumb className={styles.breadcrumb} separator={breadcrumbSeparator}>
         {extraBreadcrumbItems}