* New feature - Added the TransitiveMemberOf property to Device.cs.
* New feature - Added the TransitiveMemberOf property to Group.cs.
* New feature - Added the EmployeeId, FaxNumber, OnPremisesDistinguishedName, OtherMails, ShowInAddressList, and TransitiveMemberOf properties to User.cs.
* New feature - Added the EdgeSendIntranetTrafficToInternetExplorer property to the Windows10GeneralConfiguration.cs.
* New feature - Added request, paging, and navigation for the TransitiveMemberOf property Device.
* New feature - Added request, paging, and navigation for the TransitiveMemberOf property Group.
* New feature - Added request, paging, and navigation for the TransitiveMemberOf property User.
* Change- Added updated comments to Group.cs.
* Change- Added updated comments to Message.cs.
* Change- Added updated comments to Organization.cs.
* Change - Added updated comments to DataPolicyOperation.cs.

- Upgrade the last 2 test projects that still use packages.config to use `packagereference`. This allows also for removing transitive references in the test project like e.g the one to NewtonSoft.json
- Use consistent and RTM version of test sdk
- Upgrade moq Nuget package
- Use RTM version of ms code coverage Nuget package
- Update mstest Nuget packages
- dotnet restore is not needed any more for modern SDKs -> remove it in appveyor.yaml

…traversing a site's site hierarchy.

Generated models and request builders using Typewriter

Fixes #374: Adds route to a Site's root structural property.

Adds cloning of HttpRequestMessage before retry

Generated models and request builders using Typewriter

Request Context With Middleware Options

Remove service library from core library.

Retry handler to retry on HTTP status 504.

…dated (#3)

* Add azure pipeline to validate PR and script to verify that version has been updated.

**previewBuild.yml**
Specifies a build pipeline that targets the latest commit to the dev branch. This pipeline will not run on PR. This pipeline performs the following

* Makes sure that the version number has been incremented.
* Builds the solution and runs the tests.
* Signing
* Sets or increments the prerelease version
* Publishes the built NuGet package artifact so that it can be picked up by release pipeline.

**productionBuild.yml**
Specifies a build pipeline that targets the latest commit to the master branch. This pipeline will not run on PR. This pipeline performs the following

* Makes sure that the version number has been incremented.
* Builds the solution and runs the tests.
* Signing
* Publishes the built NuGet package artifact so that it can be picked up by release pipeline.

**EnableSigning.ps1**
Sets the csproj ready for signing.

**IncrementPreviewVersion.ps1**
Increments the preview version based on whether there is a publicly published preview version. Does nothing if the VersionSuffix is set in the csproj.

**AssemblyInfo.cs**
Updated InternalsVisibleTo to only be valid for debug profile.

Support native platform Http handlers for Xamarin.iOS and Xamarin.Android

Xamarin update requires us to use msbuild pack to create a NuGet
package.

On branch mm/supportXamarinPack
Changes to be committed:
    modified:   pipelines/previewBuild.yml
	modified:   pipelines/productionBuild.yml

* Fixed bad yaml in previewBuild.yml and productionBuild.yml
* Added control to not notify on fail for manual builds
* Using the /v3-flatcontainer API instead of v3/registration3 API to get released versions.

Update GraphClientFactory to skip CompressionHandler on Xamarin.iOS.