Removal of Storage Dependency for Function Apps running in Azure Functions on ACA

[raorugan]

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Do not want to have dependency on storage for running function apps

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To be able to deploy Azure functions without webjobs storage

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Provide an alternative provider to typical Azure Storage to remove the need on Azure cloud storage for the execution of vairous Azure Function triggers. FYI - Logic Apps Hybrid team has sucessfuly removed storage dependency for its platform so Functions team needs to do the same.

Ability to remove dependency on azure storage- By providing Storage Provider (SQL) for running triggers, function app host keys

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