Add preferences section

Author: jpipkin1

docs/platform-services/automation-service/automation-service-playbooks.md

@@ -216,7 +216,7 @@ Every time you edit a playbook draft, it is automatically saved, and the followi
 
 When the automatic save is complete, the following notification lets you know.<br/><img src={useBaseUrl('img/platform-services/automation-service/autosave-playbook-2.png')} alt="Playbook autosave complete" style={{border:'1px solid gray'}} width="200"/>
 
-Autosave means that all your updates to the draft are saved without your having to publish the playbook. 
+Autosave means that all your updates to the draft are saved without your having to publish the playbook. To enable or disable autosave, use [playbook preferences](#playbook-preferences).
 
 ### Versions
 
@@ -226,6 +226,15 @@ Every time you publish a playbook, a new version of the playbook is retained. In
 
 <img src={useBaseUrl('img/platform-services/automation-service/playbook-versions.png')} alt="Playbook versions" style={{border:'1px solid gray'}} width="800"/>
 
+## Playbook preferences
+
+1. Click the preferences button in the upper-right corner of the screen.<br/><img src={useBaseUrl('img/platform-services/automation-service/playbook-preferences.png')} alt="Playbook preferences button" style={{border:'1px solid gray'}} width="200"/>
+2. Configure preferences in the **Playbooks Preferences** screen.<br/><img src={useBaseUrl('img/platform-services/automation-service/playbook-preferences-screen.png')} alt="Playbook preferences screen" style={{border:'1px solid gray'}} width="400"/>
+
+### Autosave preference
+
+Select **Enable Autosave for all playbooks** to ensure that while editing a playbook, all changes will be automatically saved. For more information, see [Autosave](#autosave).
+
 ## Import and export playbooks
 
 With the mechanism to import and export playbooks, you can move a playbook, along with all its configurations, from one instance to another. The file should be in tar.gz format and adhere to naming conventions.