added docs preset for timeline

docs/_config.yml

@@ -52,6 +52,8 @@ navigation:
       url: components/boxes.html
     - title: Direct Chat
       url: components/direct-chat.html
+    - title: Timeline
+      url: components/timeline.html
 - title: JavaScript
   icon: fas fa-code
   url: javascript

docs/components/timeline.md

+---
+layout: page
+title: Timeline Component
+---
+
+INTOTEXT
+
+```html
+HTML MARKUP
+```
+{: .max-height-300}