Multiple fixes - testing PR check

[zeusongit]

Purpose

PR for the following targeting 3.0.1:

#14808
#14809
#14810

Declarations

Check these if you believe they are true

• The codebase 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.
• This PR modifies some build requirements and the readme is updated
• This PR contains no files larger than 50 MB

Release Notes

(FILL ME IN) Brief description of the fix / enhancement. Mandatory section

Reviewers

@QilongTang

[QilongTang]

PR check passed at https://master-5.jenkins.autodesk.com/job/Dynamo/job/DynamoSelfServe/job/pullRequestValidation/13677/