Merge pull request #49 from ogail/501

Fix New-AzureWebsite unit test
Add unit test for recreating deploymentsettings.json
Merge pull request #50 from ogail/512

Add unit test for recreating deploymentsettings.json
add IStorageManagement
Fix unit test failure
Merge pull request #51 from ogail/512

Fix unit test failure
Fix output of EnableAzureMemcacheRole cmdlet
Make Remove-AzureService more robust
Fix verbose message for Add-AzureNode*Role
Fix verbose message for Add-AzurePHP*Role
Fix unit test for Add-AzureDjanoWebRole
Implement Add-AzureWebRole & Add-AzureWorkerRole
Added source code + scaffolding
Added unit tests
Added help
get storage account from subscription and environment variable
add output type
Ignoring case when looking for a website.
Add UT.
refactor storage contract and resource model
refactor storage contract and resource model
Fix RepositoryNotSetup message
Make download.ps1 exit if the override url and runtime url is null