Update README URLs based on HTTP redirects

Signed-off-by: d. khamsing <dkhamsing8@gmail.com>

README.md

@@ -158,7 +158,7 @@ Docker can be used to run short-lived commands, long-running daemons
 (app servers, databases, etc.), interactive shell sessions, etc.
 
 You can find a [list of real-world
-examples](https://docs.docker.com/examples/) in the
+examples](https://docs.docker.com/engine/examples/) in the
 documentation.
 
 Under the hood
@@ -183,7 +183,7 @@ Contributing to Docker [![GoDoc](https://godoc.org/github.com/docker/docker?stat
 | [![Jenkins Build Status](https://jenkins.dockerproject.org/view/Docker/job/Docker%20Master/badge/icon)](https://jenkins.dockerproject.org/view/Docker/job/Docker%20Master/) | [![Jenkins Build Status](https://jenkins.dockerproject.org/view/Docker/job/Docker%20Master%20%28experimental%29/badge/icon)](https://jenkins.dockerproject.org/view/Docker/job/Docker%20Master%20%28experimental%29/) | [![Build Status](http://jenkins.dockerproject.org/job/Docker%20Master%20(windows)/badge/icon)](http://jenkins.dockerproject.org/job/Docker%20Master%20(windows)/) | [![Build Status](http://jenkins.dockerproject.org/job/Docker%20Master%20(freebsd)/badge/icon)](http://jenkins.dockerproject.org/job/Docker%20Master%20(freebsd)/) |
 
 Want to hack on Docker? Awesome! We have [instructions to help you get
-started contributing code or documentation](https://docs.docker.com/project/who-written-for/).
+started contributing code or documentation](https://docs.docker.com/opensource/project/who-written-for/).
 
 These instructions are probably not perfect, please let us know if anything
 feels wrong or incomplete. Better yet, submit a PR and improve them yourself.
@@ -288,7 +288,7 @@ for a container-centric world
 system
 * [Docker Compose](https://github.com/docker/compose) (formerly Fig): 
 Define and run multi-container apps
-* [Kitematic](https://github.com/kitematic/kitematic): The easiest way to use 
+* [Kitematic](https://github.com/docker/kitematic): The easiest way to use 
 Docker on Mac and Windows
 
 If you know of another project underway that should be listed here, please help