Merge pull request citrix#247 from citrix/update_rss

Updated RSS with new tech brief from AnaR

en-us/tech-zone/document-history.md

@@ -7,6 +7,7 @@ The following table describes important changes to the Citrix Tech Zone document
 
 | Date        | Change  | Description                                                                                                                     |
 |-------------|---------|---------------------------------------------------------------------------------------------------------------------------------|
+| 10 Jan 2020 | New tech brief: Citrix Virtual Assistant | New tech brief: [Citrix Virtual Assistant](/en-us/tech-zone/learn/tech-briefs/virtual-assistant.html) - The Citrix Assistant guides users to information and allows them to interact with backend applications to complete simple requests. Read our new tech brief to quickly learn about this new exciting technology. |
 | 10 Jan 2020 | Updated reference architecture: Citrix App Layering | Updated reference architecture: [Citrix App Layering](/en-us/tech-zone/design/reference-architectures/app-layering.html) - Updates for new features added to App Layering up to version 1911 |
 | 08 Jan 2020 | New tech insight: Citrix Gateway AlwaysON VPN | New tech insight: [Citrix Gateway AlwaysON VPN](/en-us/tech-zone/learn/tech-insights/citrix-gateway-alwayson.html) - Watch 10 minutes video to learn how to manage remote domain joined Windows endpoints 24x7 by providing LAN-like access with Citrix Gateway AlwaysOn VPN. |
 | 07 Jan 2020 | New reference architecture: Citrix Analytics | New reference architecture: [Citrix Analytics](/en-us/tech-zone/design/reference-architectures/citrix-analytics.html) - Learn about analytics services offered by Citrix Cloud including security analytics, performance analytics, and integration with other Citrix portfolio products. |