Make "home" optional in breadcrumb (#3416)

src/components/PageHeader/breadcrumb.js

@@ -100,18 +100,20 @@ export default class BreadcrumbView extends PureComponent {
         </Breadcrumb.Item>
       ) : null;
     });
-    // Add home breadcrumbs to your head
+    // Add home breadcrumbs to your head if defined
-    extraBreadcrumbItems.unshift(
+    if (home) {
-      <Breadcrumb.Item key="home">
+      extraBreadcrumbItems.unshift(
-        {createElement(
+        <Breadcrumb.Item key="home">
-          linkElement,
+          {createElement(
-          {
+            linkElement,
-            [linkElement === 'a' ? 'href' : 'to']: '/',
+            {
-          },
+              [linkElement === 'a' ? 'href' : 'to']: '/',
-          home || 'Home'
+            },
-        )}
+            home
-      </Breadcrumb.Item>
+          )}
-    );
+        </Breadcrumb.Item>
+      );
+    }
     return (
       <Breadcrumb className={styles.breadcrumb} separator={breadcrumbSeparator}>
         {extraBreadcrumbItems}