Add ReverseDnsFqdn to basic cmdlets for Cloud Services and VMs.
TODO:
- Include tests
- Specify exactly which other cmdlets need this parameter
Add documentation for ReverseDnsFqdn
Commit partial changes.
Added unit test cases for create/delete/list shares/files/directories.
Merge branch 'dev'
BUG: 1760998 - [PowerShell for XSMB] Cannot access file service when -Environment is specified for new-azurestoragecontext

Fixed a merging issue where file endpoint is set null when specifying -Environment.
Merge branch 'dev'
Merge branch 'upstream/dev'
Merge branch 'dev'
Refactored DM wrapper to allow mock up.
Added unit test cases for upload/download files.
Upgraded all projects to .NET 4.5
Merge branch 'upstream/dev'
Resolved merge issues of AzureStorageContext moving.
Upgraded nuget packages to use .NET 4.5
Temporarily disabled code analysis and updated WXI file
Reverted changes to disable code analysis
Merge remote-tracking branch 'ogail/storage' into dev
Added unit test cases for WindowsAzureEnvironment as requested.
add the help content for file commands