Add breadcrumbs for Angular treeview docs

Author: idzark

en/angular/web/docs/components/treeview/js.html

@@ -0,0 +1,73 @@
+<!-- Structured data: Breadcrumbs -->
+<script type="application/ld+json">
+    {
+      "@context": "http://schema.org",
+      "@type": "BreadcrumbList",
+      "itemListElement": [{
+        "@type": "ListItem",
+        "position": 1,
+        "item": {
+          "@id": "https://mdbootstrap.com/",
+          "name": "MDBootstrap",
+          "image": "https://mdbootstrap.com/img/Marketing/mdb-press-pack/mdb-main.jpg"
+        }
+      }, {
+        "@type": "ListItem",
+        "position": 2,
+        "item": {
+          "@id": "https://mdbootstrap.com/docs/angular/",
+          "name": "Angular",
+          "image": "https://mdbootstrap.com/wp-content/uploads/2018/04/angular6-about.png"
+        }
+      }, {
+        "@type": "ListItem",
+        "position": 3,
+        "item": {
+          "@id": "https://mdbootstrap.com/docs/angular/components/",
+          "name": "Components",
+          "image": "https://mdbootstrap.com/wp-content/uploads/2018/04/angular6-about.png"
+        }
+      }, {
+        "@type": "ListItem",
+        "position": 4,
+        "item": {
+          "@id": "https://mdbootstrap.com/docs/angular/components/treeview/",
+          "name": "Tabs",
+          "image": "https://mdbootstrap.com/wp-content/uploads/2018/04/angular6-about.png"
+        }
+      }]
+    }
+
+  </script>
+
+  <!-- Structured data: Article -->
+  <script type="application/ld+json">
+    {
+      "@context": "http://schema.org",
+      "@type": "NewsArticle",
+      "mainEntityOfPage": {
+        "@type": "WebPage",
+        "@id": "https://mdbootstrap.com/docs/angular/components/treeview/"
+      },
+      "headline": "Angular Treeview - Bootstrap 4 & Material Design. Examples & tutorial.",
+      "image": [
+        "https://mdbootstrap.com/wp-content/uploads/2018/04/angular6-about.png"
+      ],
+      "datePublished": "2018-06-25T08:00:00+08:00",
+      "dateModified": "2018-06-25T09:20:00+08:00",
+      "author": {
+        "@type": "Organization",
+        "name": "MDBootstrap"
+      },
+      "publisher": {
+        "@type": "Organization",
+        "name": "MDBootstrap",
+        "logo": {
+          "@type": "ImageObject",
+          "url": "https://mdbootstrap.com/img/Marketing/other/logo/logo-mdb-angular-small.png"
+        }
+      },
+      "description": "Angular treeview is used to show hierarchical information which starts from the root item and proceed to its children and their respective children."
+    }
+
+  </script>