Update Concourse website

README.md

@@ -214,7 +214,7 @@
 
 - [Buildbot](http://buildbot.net/) - Python-based toolkit for continuous integration. ([Source Code](https://github.com/buildbot/buildbot)) `GPL-2.0` `Python`
 - [CapsuleCD](https://analogj.github.io/capsulecd-slides/) - CD script for automating package/library releases (npm, cookbooks, gems, pip, jars, etc). ([Source Code](https://github.com/AnalogJ/capsulecd)) `MIT` `Go`
-- [Concourse](https://concourse.ci/) - Concourse is a CI tool that treats pipelines as first class objects and containerizes every step along the way. ([Demo](https://ci.concourse.ci/), [Source Code](https://github.com/concourse/concourse)) `Apache-2.0` `Go`
+- [Concourse](https://concourse-ci.org/) - Concourse is a CI tool that treats pipelines as first class objects and containerizes every step along the way. ([Demo](https://ci.concourse-ci.org/), [Source Code](https://github.com/concourse/concourse)) `Apache-2.0` `Go`
 - [drone](https://drone.io/) - Drone is a Continuous Delivery platform built on Docker, written in Go. ([Source Code](https://github.com/drone/drone)) `Apache-2.0` `Go`
 - [Factor](http://www.factor.io/) - Programmatically define and run workflows to connect configuration management, source code management, build, continuous integration, continuous deployment and communication tools. ([Source Code](https://github.com/factor-io/factor)) `MIT` `Ruby`
 - [GitLab CI](https://about.gitlab.com/gitlab-ci/) - Gitlab's built-in, full-featured CI/CD solution. ([Source Code](https://gitlab.com/gitlab-org/gitlab-ce) `MIT` `Ruby`