[ADF-4152] Restructured Content Services docs (#4429)

* [ADF-4152] Moved content services docs to subfolders

* [ADF-4152] Manual URL fixes for cont services docs

* [ADF-4152] Moved content services docs to subfolders

* [ADF-4152] Manual URL fixes for cont services docs

* [ADF-4152] Updated doc index pages for content services

docs/content-services/components/add-permission.component.md

@@ -0,0 +1,48 @@
+---
+Title: Add Permission Component
+Added: v2.4.0
+Status: Active
+Last reviewed: 2019-01-16
+---
+
+# [Add Permission Component](../../../lib/content-services/permission-manager/components/add-permission/add-permission.component.ts "Defined in add-permission.component.ts")
+
+Searches for people or groups to add to the current node permissions.
+
+![Add Permission Component](../../docassets/images/add-permission-component.png)
+
+## Basic Usage
+
+```html
+<adf-add-permission
+    [nodeId]="nodeId"
+    (success)="onSuccess($event)"
+    (error)="onError($event)">
+</adf-add-permission>
+```
+
+## Class members
+
+### Properties
+
+| Name | Type | Default value | Description |
+| ---- | ---- | ------------- | ----------- |
+| nodeId | `string` |  | ID of the target node. |
+
+### Events
+
+| Name | Type | Description |
+| ---- | ---- | ----------- |
+| error | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<any>` | Emitted when an error occurs during the update. |
+| success | [`EventEmitter`](https://angular.io/api/core/EventEmitter)`<`[`Node`](https://github.com/Alfresco/alfresco-js-api/blob/development/src/api/content-rest-api/docs/Node.md)`>` | Emitted when the node is updated successfully. |
+
+## Details
+
+This component extends the [Add permission panel component](add-permission-panel.component.md)
+to apply the chosen selection of permissions when they are accepted. You can also
+use the [Add permission dialog component](add-permission-dialog.component.md) to perform the same action using a dialog.
+
+## See also
+
+-   [Add permission panel component](add-permission-panel.component.md)
+-   [Add permission dialog component](add-permission-dialog.component.md)