Minor enhancements

• feat: resolve #503: Enable use of the latest available C# compiler by the SDK projects.
• feat: resolve #502: Replace internal use of Trace with use TraceSource to have better control over what is traced.
• feat: resolve #497: Explore possibility of being able to use RollbarLogger and RollbarLoggerProvider outside AspNetCore middleware.
• test: resolve #500: Add CustomKeyValuePackageDecoratorFixture
• docs: resolve #501: Add VB.NET sample app

New usage sample, internal code cleanup and refactoring

• chore: resolve #470: cleanup build warnings
• docs: resolve #488: Add Xamarin sample integrating Rollbar.NET via Nuget
• chore: resolve #490: Colocate internal infrastructure types
• chore: resolve #491: Extract key internal infrastructure interfaces
• chore: resolve #492: Colocate Rollbar Internal Events types
• chore: resolve #493: Colocate payload package types.
• chore: resolve #494: Colocate payload package decorator types.

Enhancements:

• feat: resolve #486: Add ability to disable payload persistence

Bug fix and .NET Standard 2.1 support

• fix: resolve #479: System.TypeLoadException: Could not load type 'Microsoft.AspNetCore.Http.Internal.BufferingHelper' from assembly 'Microsoft.AspNetCore.Http, Version=3.0.0.0
• feat: resolve #476: Add explicit netstandard2.1 target framework

Enhancements and fixes

• feat: resolve #472: Add explicit support of .NET Core 3.0
• feat: resolve #471: Update Microsoft.AspNetCore.Http
• feat: resolve #465: StoreContext.sqliteConnectionString is hardcoded.
• feat: resolve #424: Enable Persistence to Maintain Logs while Offline.
• feat: resolve #473: Update SDK docs regarding the offline persistence.
• refactor: ref #424: Dropping support of .NET 4.5 in favor of feature #424.
• refactor: resolve #439: Correct failing unit tests to account for payload persistence.
• fix: resolve #457: DTOs that are derivatives of ExtendableDtoBase generate 'key not found' exceptions for optional attributes.
• fix: resolve #436: NullReferenceException in CompleteProcessing.

Enhancements

• feat: resolve #465: StoreContext.sqliteConnectionString is hardcoded.

Enhancements and fixes

• feat: resolve #424: Enable Persistence to Maintain Logs while Offline.
• refactor: ref #424: Dropping support of .NET 4.5 in favor of feature #424.
• refactor: resolve #439: Correct failing unit tests to account for payload persistence.
• fix: resolve #457: DTOs that are derivatives of ExtendableDtoBase generate 'key not found' exceptions for optional attributes.
• fix: resolve #436: NullReferenceException in CompleteProcessing.

feat: resolve #432: Add ability to scrub form data like HTTP request/response body.

Enhancements

• feat: resolve #426: Add an ability to scrub fields by the absolute paths.
• feat: resolve #427: Add an ability to scrub HTTP request/response body.
• feat: resolve #428: Capture relevant notifier config with every payload.

Improvements and changes

• feat: resolve #404: Add explicit net48 TargetFramework.
• feat: resolve #405: Upgrade bench-marking and unit-testing dependencies.
• feat: resolve #407: Refactor ScrubFields defaults implementation.
• feat: resolve #415: Rollbar.NetCore.AspNet: Add auto-capture of the current HTTP response by the RollbarMiddleware.
• feat: resolve #416: Rollbar.Net.AspNet.WebApi: add auto-capture of the current HTTP request/response to RollbarExceptionFilterAttribute.OnException(...) handler.
• feat: resolve #417: Rollbar.Net.AspNet.Mvc: add auto-capture of the current HTTP response to RollbarExceptionFilter.
• feat: resolve #418: Rollbar.Net.AspNet: add auto-capture of the current HTTP request/response to RollbarHttpModule.
• chore: ref #411: Fix CI build .net core 3.0 dependency issue.
• chore: resolve #412: Fix CI build .net 4.8 target build issue.