* #274 added acceptance tests, need to work out failing unit tests but probably going to be a redesign where we hold a reference to the cookie container and empty it if needed
* #274 updated code coverage value
* #274 offloaded cache logic to builder in preparation for adding state
* #274 hacked something together but this is not right approach
* #274 updated defaults and docs
* #274 updated code coverage
* feat: use Https://github.com/ButterflyAPM to monitor each API request monitoring metrics
* feat: using DiagnosticSource and Butterfly.OpenTracing
* refactor:refactor Ocelot tracing, merge code into OcelotDiagnosticListener
* refactor: move OcelotHttpTracingHandler to Requester
* fix: Requester\HttpClientBuilder.cs(10,14): error CS0234: The type or namespace name 'Tracing' does not exist in the namespace
* feat: add test should_set_up_tracing
* feat : Remove extraneous code
* feat: remove unused DiagnosticSource diagnostic
* fix : test UseTracing
* add test should_call_scoped_data_repository_QosProviderError
* add test should_return_any_errors
* add test HttpClientHttpRequesterTest
* it should keep it can not be deleted