Added support for retrying NugetRepository fetching packages

Merge pull request #65 from SynchroFeed/Adding-Fetch-Retry

Adding fetch retry

Minor fix for assembly loading.

Merge pull request #53 from SynchroFeed/Fixing-Assembly-Loading

Fixing assembly loading

Package Maintenance Release

3.1.1

Creating 3.1.1 release

Added Action.DeleteNewPackagesOnFailure

Added Action.DeleteNewPackagesOnFailure to allow removing packages that fail a command.
Updated packages.

Cleaning up feed parsing

3.0.3

Improving Proget ListAsync Performance

Improving performance of the ProgetRepository.ListAsync method.

v3.0.0 - Upgrading to .NET 6.

Tweaking build and publish workflow.

v2.0.3 - Correcting behavior in NugetRepository

• Corrected behavior in NugetRepository for adding packages.
• Updated package references (of note, removing vulnerability in SharpCompress).

v2.0.0 - Updated Nuget APIs to V3

Updated Nuget/Proget to leverage V3 API.
Updated APIs to leverage Async/Await.
Streamlined Package object to remove unnecessary properties.