Updating Source Code setup instructions

The Microsoft.WindowsAzure.Management.psd1 file no longer exists in the current source

replacing with Azure.psd1
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into dev
Merge branch 'dev' of https://github.com/WindowsAzure/azure-sdk-tools into dev
Merge pull request #404 from tylerd/master

Small update to README file
Merge pull request #585 from WindowsAzure/dev

Release 0.6.7
Merge pull request #637 from WindowsAzure/0.6.8

0.6.8
Initial commit for updating New-AzureServiceProject messaging
Implement Get-AzureSBNamespace cmdlet
Improve error reporting.
Remove unused code.
Add listing namespaces feature if the Name parameter is not specified.
Implement Get-AzureSBLocation cmdlet
Apply code review
Rename Namespace/NamespaceList to be ServiceBusNamespace and ServiceBusNamespaceList
Merge pull request #652 from ogail/listns

Implement Get-AzureSBNamespace cmdlet
Merge branch 'master' into 649

Conflicts:
	WindowsAzurePowershell/src/ServiceManagement/Contract/ServiceBus.cs
	WindowsAzurePowershell/src/ServiceManagement/ResourceModel/ServiceBus.cs
	WindowsAzurePowershell/src/ServiceManagement/ResourceModel/ServiceBusHelper.cs
Fix merge conflict
Initial commit for implementing New-AzureSBNamespace cmdlet
Merge pull request #659 from ogail/649

Implement Get-AzureSBLocation cmdlet
Merge branch 'master' into 646