Updating Changelog

Author: Vini Soto

src/ResourceManager/Websites/Commands.Websites/ChangeLog.md

@@ -19,6 +19,7 @@
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 ## Current Release
 * New Cmdlet Get-AzureRMWebAppContainerContinuousDeploymentUrl - Gets the Container Continuous Deployment Webhook URL
+* New Cmdlets New-AzureRMWebAppContainerPSSession and Enter-WebAppContainerPSSession  - Initiates a PowerShell remote session into a windows container app
 
 ## Version 5.1.0
 * Updating to use the latest .NET SDK version (2.0.0)