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.
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into dev
Merge branch 'master' of https://github.com/WindowsAzure/azure-sdk-tools into dev
Merge branch 'dev' of https://github.com/Azure/azure-sdk-tools into dev
Merge branch 'dev' of https://github.com/Azure/azure-sdk-tools into dev
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