Addin VM Template test cases
Merge branch 'dev' of https://github.com/AzureRT/azure-sdk-tools-pr into dev
Merge branch 'template' of https://github.com/HuangPf/azure-sdk-tools-pr into dev
Merge branch 'dev' of https://github.com/AzureRT/azure-sdk-tools-pr into dev
Merge branch 'template' of https://github.com/HuangPf/azure-sdk-tools-pr into dev
Modified test cases as per comments on "Addin VM Template test cases" commit
Merge branch 'dev' of https://github.com/AzureRT/azure-sdk-tools-pr into dev
Added validation to VMs created using VM images,
Adding HostCaching paramter to AddDataDiskConfig Cmdlet
Merge branch 'template' of https://github.com/HuangPf/azure-sdk-tools-pr into dev
Changing OSState to optional parameter.
Branch for the WI of publisher cmdlets
Update Preview proj
Fix OSImageContext & VMImageContext output
Check BGInfo availability before adding it default to the VM
Use factory method to make the default extension list
Add VirtualMachineExtensionImageFactoryTests
Merge pull request #4 from v-didara/dev

Addin VM Template test cases
Move default BGInfo adding codes to AddAzureProvisioningConfig;
Enable BGInfo only for Windows ProvisioningConfig
Adding Test cases for custom script extension test cases