* added delegate to select last handler
* #529 implemented a way we can inject the last delegating handler
* wip - moving code
* #529 removed loads of qos code and moved it into Ocelot.Provider.Polly
* #529 can now inject http client expcetions to ocelot errors mappers and updated docs
* #318 http client obeys Qos timeout or defaults to 90 seconds, which is think is default for http client anyway but zero docs....
* #318 updated docs to specify default timeout and make it clear how to set it on a ReRoute basis
* #318 missed this
* #318 missed this
* 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