Graph Tessellation Benchmarks

[QilongTang]

Please Note:

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Purpose

This PR:

1. Split the graph run earlier (which include evaluation, tessellation and run) into two part. I. Run II. Tessellation and Run
2. Moved GeometryHolder class to DynamoCore so test class can refer to easily. FYI: @sm6srw I think this is OK but let me know if you have concerns
   

Declarations

Check these if you believe they are true

• The code base is in a better state after this PR
• Is documented according to the standards
• The level of testing this PR includes is appropriate
• User facing strings, if any, are extracted into *.resx files
• All tests pass using the self-service CI.
• Snapshot of UI changes, if any.
• Changes to the API follow Semantic Versioning, and are documented in the API Changes document.

Reviewers

@mjkkirschner @scottmitchell

FYIs

@sm6srw

[mjkkirschner]

"C:\projects\dynamo\src\Dynamo.All.sln" (default target) (1) ->
7155"C:\projects\dynamo\test\DynamoCoreWpfTests\DynamoCoreWpfTests.csproj" (default target) (62) ->
7156(CoreCompile target) -> 
7157  GraphViewTests.cs(41,54): error CS0122: 'DefaultWatch3DViewModel.UnregisterNodeEventHandlers(NodeModel)' is inaccessible due to its protection level [C:\projects\dynamo\test\DynamoCoreWpfTests\DynamoCoreWpfTests.csproj] 

[QilongTang]

Running self CI and ready for review

[aparajit-pratap]

Nice work Aaron! Some minor comments, then LGTM.

[QilongTang]

Addressed some comments. Self CI passed, let me know what you think @aparajit-pratap

[QilongTang]

All checks passed @aparajit-pratap

[aparajit-pratap]

LGTM!