* initial commits around using any id servers
* add your own id server for admin area
* lots of refactoring, now instead of injecting IWebHostBuilder we just set the Ocelot base url as a configuration extension method..this means people can pass it in on the command line aswell as hardcode which is OK I guess, also can now use your own IdentityServer to authenticate admin area
* updated docs for #231
* some tests that hopefully bump up coverage
* temp commit
* trying to work out how to expose the http handlers in a decent way..
* pissing about at lunch
* changed to func so you can instanciate object or new it up each time
* docs for dele handlers
* upgraded to sdk 2.1.4
* some validation for consul services
* 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
* from messing around at lunch...initial hacking seems to sort of work..need to think of all the test scenarios
* drunken train hacking
* docs for upstreamhost
* hacked together load balancing reroutes in fileconfig
* some renaming and refactoring
* more renames
* hacked away the old config json
* test for issue 213
* renamed key
* dont share ports
* oops
* updated docs
* mvoed docs around
* port being used
* New feature that lets a user do find and replace on an upstream header
* can transform downstream and upstream headers, not sure if interface is good
* can replace location header with placeholder
* added some syntax
* hacking around to work out why logging and request id isnt working
* pass request id into logger so it can be structured, removed a bunch of debug logging we dont need because diagnostic trace gets it
* changed config dependency
* always have tracing available
* made it so we dont need to pass config into services.AddOcelot anymore with .net core 2.0
* add test
* lots of changes relating to logging and request ids, also updated documentation
* fixed failing test i missed
