Update README.md with CI and CD

Former-commit-id: 311e6729

README.md

@@ -15,7 +15,8 @@ To see how GitLab looks please see the [features page on our website](https://ab
 - Manage Git repositories with fine grained access controls that keep your code secure
 - Perform code reviews and enhance collaboration with merge requests
-- Each project can also have an issue tracker and a wiki
+- Complete continuous integration (CI) and CD pipelines to builds, test, and deploy your applications
+- Each project can also have an issue tracker, issue board, and a wiki
 - Used by more than 100,000 organizations, GitLab is the most popular solution to manage Git repositories on-premises
 - Completely free and open source (MIT Expat license)
 - Powered by [Ruby on Rails](https://github.com/rails/rails)