[ADF-1549] Added doc files for Tasklist library (#2350)

docs/comments.component.md

@@ -0,0 +1,39 @@
+# ADF Comments Component
+
+Displays comments from users involved in a specified task and allows an involved user to add a comment to the task.
+
+![adf-comments](../docassets/images/adf-comments.png)
+
+<!-- markdown-toc start - Don't edit this section.  npm run toc to generate it-->
+
+<!-- toc -->
+
+- [Basic Usage](#basic-usage)
+  * [Properties](#properties)
+  * [Events](#events)
+
+<!-- tocstop -->
+
+<!-- markdown-toc end -->
+
+## Basic Usage
+
+```html
+<adf-comments
+    [taskId]="YOUR_TASK_ID"
+    [readOnly]="YOUR_READ_ONLY_FLAG">
+</adf-comments>
+```
+
+### Properties
+
+| Name | Type | Description |
+| --- | --- | --- |
+| taskId | string | The numeric ID of the task |
+| readOnly | boolean | The boolean flag |
+
+### Events
+
+| Name | Description |
+| --- | --- |
+| error | Raised when an error occurs while displaying/adding a comment |