Added Offline Marketplace Syndication Tool

Author: troettinger

Syndication/demosyndicate.gif

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+# Offline Marketplace Syndication
+
+When Azure Stack is deployed in disconnect mode (Without Internet connectivity) you can
+not use the build in portal feature to syndicate Azure Market place items and make them
+available to your users.
+
+This Tool allows you to download Azure Marketplace Items with a machine that has internet connectivity and side load them.
+The downloaded needs to transferred to machine with has connectivity to the Azure Stack deployment and imported.
+
+![](demosyndicate.gif)
+
+## Requirements
+
+- Azure Stack RP registered within your Azure Subscription
+- Azure Stack System must be registered
+- AzureRM PowerShell needs to be installed
+(https://docs.microsoft.com/en-us/azure/azure-stack/azure-stack-powershell-configure-quickstart)
+
+
+## Import the Module
+```powershell
+Import-Module .\AzureStack.MarketplaceSyndication.psm1
+```
+
+
+##Launch the Tool
+```powershell
+Sync-AzSOfflineMarketplaceItems -destination c:\donwloadfolder
+```
+
+##Optional PARAMETERS
+
+Parameter: Cloud
+Default: AzureCloud
+Description: Once Azure Stack RP is available in other Clouds like Azure Chine you can specify which one to use
+
+Parameter: TenantID
+Description: Specify the Tenant ID for the Authentication
+
+
+Once the download has been transferred to a machine that can access Azure Stack, you need to import it.
+You can use the Portal or PowerShell.
+
+##Importing the VHD
+
+https://docs.microsoft.com/en-us/azure/azure-stack/azure-stack-add-vm-image
+
+##Publishing the Gallery Item
+
+https://docs.microsoft.com/en-us/azure/azure-stack/azure-stack-create-and-publish-marketplace-item