Branch for release 2.0

[Idan-BenAmi]

Pull Request Description:

Updates for release 2.0.0
https://idan-benami.github.io/model_optimization/docs/index.html

Checklist before requesting a review:

• I set the appropriate labels on the pull request.
• I have added/updated the release note draft (if necessary).
• I have updated the documentation to reflect my changes (if necessary).
• All function and files are well documented.
• All function and classes have type hints.
• There is a licenses in all file.
• The function and variable names are informative.
• I have checked for code duplications.
• I have added new unittest (if necessary).

[ofirgo]

I can't comment on the file because its only a name change but regarding the FolderImageLoader:

• First of all, I think it should have been removed
• If not, I don't understand the name change