Batch cmdlets

[jasper-schneider]

• Incorporated feedback from previous pull request: updated Storage dependency to 4.0, moved cmdlet logic to a convenience client, and added support for HTTP recorder scenario tests.
• Added 3 more cmdlets in the same style as the first, along with tests for them.

[azuresdkci]

Can one of the admins verify this patch?

[azurecla]

Hi @jasper-schneider, I'm your friendly neighborhood Azure Pull Request Bot (You can call me AZPRBOT). Thanks for your contribution!

It looks like you're working at Microsoft (jaschnei). If you're full-time, we DON'T require a contribution license agreement.

If you are a vendor, or work for Microsoft Open Technologies, DO please sign the electronic contribution license agreement. It will take 2 minutes and there's no faxing! https://cla.azure.com.

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[ogail]

@azuresdkci add to whitelist

[ogail]

@azuresdkci retest this please