Modify WAPack IaaS cmdlets to use common ExecuteCmdlet override provided by azure team
WAPack IaaS functional test fixes
Refactored the New-WAPackVM scenario tests.
Moving WAPackIaaS Unit Tests to Commands.Tests
Moving functional tests to Commands.ScenarioTests
Fixed the help doc for Remove-WAPackVM cmdlet
- Added support for the -passthru parameter on set-wapackvm & VM lifecycle operations cmdlets.
Updated the cmdlet help.
Merge pull request #2133 from spclark/dev

Bug fixes, doc fixes, support for -passthru.