anchor.diff:  
   == Running the sample
   
  -1. Download and build zipkin
  -2. Install redis and run `redis-server`
  -3. `cd zipkin`
  -4. `bin/collector redis` from [here](https://github.com/twitter/zipkin/blob/master/doc/redis.md)
  -5. `bin/query redis`
  -6. `bin/web`
  -7. run sample application
  -8. hit `http://localhost:3380`
  -9. goto `http://localhost:8080` for zipkin web
  +1. Run [Zipkin](https://github.com/openzipkin/zipkin), e.g. via docker compose (there's a `docker-compose.yml` in [Spring Cloud Sleuth](https://github.com/spring-cloud-incubator/spring-cloud-sleuth), or in [Docker Zipkin](https://github.com/openzipkin/docker-zipkin)
  +7. Run sample application
  +8. Hit `http://localhost:3380`
  +9. Goto `http://localhost:8082` for zipkin web
   
   == Building
   
  
positive.code: 
  image::https://travis-ci.org/spring-cloud-incubator/spring-cloud-sleuth.svg?branch=master[Build Status, link=https://travis-ci.org/spring-cloud-incubator/spring-cloud-sleuth]
  
  TODO: intro Spring Cloud Sleuth
  
  
  == This is a Developer Preview
  
negative.code: 
  == Contributing
  
  Spring Cloud is released under the non-restrictive Apache 2.0 license,
  and follows a very standard Github development process, using Github
  tracker for issues and merging pull requests into master. If you want
  to contribute even something trivial please do not hesitate, but
  follow the guidelines below.
  
  === Sign the Contributor License Agreement
  Before we accept a non-trivial patch or pull request we will need you to sign the
  