Add Azure SQL Database Incremental Deployment task!

Release Notes

• Added: Azure SQL Database Incremental Deployment
• PowerShell unit tests with Pester
• Fix WMI warnings when importing SQLPS

Initial public release to the Visual Studio MarketPlace

Tasks included

• Azure Web App Slots Swap: Swap two deployment slots of an Azure Web App
• Azure Web App Start: Start an Azure Web App, or one of its slot
• Azure Web App Stop: Stop an Azure Web App, or one of its slot
• Azure SQL Execute Query: Execute a SQL query on an Azure SQL Database
• Azure SQL Database Restore: Restore an Azure SQL Database to another Azure SQL Database on the same server using the latest point-in-time backup