fix zuul filters package url in Edgware

Format indent adjustment

* Add support loadBalancerKey in RibbonRoutingFilter

* Add documentation about how to provide a loadBalancerKey to Ribbon

* Add integrationtest for RibbonRoutingFilter's loadBalancerKey support

* Adds backoff policies when retrying requests.  Fixes #2195

* fixing final variable

Follows: https://github.com/spring-cloud/spring-cloud-netflix/pull/1317

Update documentation to reflect https://github.com/spring-cloud/spring-cloud-netflix/issues/1048

* Add new Zuul filters endpoint and refactor routes endpoint
* Refactor FiltersEndpoint
- Extend from AbstractEndpoint and simplify code
- Move tests classes into package endpoint
- Remove usage of Lombok
* Conditionally enable Zuul routes and filters endpoints
* Provide FilterRegistry to FiltersEndpoint via constructor

Extract separate class TurbineClustersProvider to be able to provide custom solution for retrieving configured clusters (#2219)

Modfied RibbonCommandContext to make request entity resettable. fixes gh-892

* Remove @EnableDiscoveryClient and @EnableEurekaClient as there are now optional.  Fixes #2241.

Signed-off-by: Gregor Zurowski <gregor@zurowski.org>

Fixes gh-665

Fixes gh-1849

fixes #1741

fixes gh-1943

Signed-off-by: Gregor Zurowski <gregor@zurowski.org>

* add feign client properties

* configure feign builder from properties if exists

* change string config to class config and add unit test for feign client using configuration properties

* refactoring and add primary flag configuration

* add decode404 in feign client configuration properties

* change unit test properties decode404 to true

* remove lombok from FeignClientProperties and change primary attribute to default-to-properties

fixes gh-1931

* Support for re-writing Location Headers

* Added additional constructor for Route, removed auto-configuration of LocationRewriteFilter

* Polished docs, more tests

* Add options for RibbonCommand to use separate thread pools for hystrix

* Remove lombok annotation and Add getter/setter for ZuulProperties$HystrixThreadPool

* Add doc about how to configure hystrix thread pools in Zuul Developer Guide

* Add testcases for HystrixThreadPoolKey of RibbonCommand

* Tiny change about if block in AbstractRibbonCommand

Add the ability for ribbon clients to specify response status codes they would like to retry.  Fixes #1540.