Update the README.md file

README.md

@@ -1,15 +1,10 @@
-Contao Open Source CMS
-======================
+Contao 3
+========
 
 This repository contains the source code of Contao 3.
 
-Contao 3.5 is currently in the "security fixes only" phase of its [long term
-support cycle][1] and **does not receive bug fixes anymore** unless they fix a
-security vulnerability. It will reach its end of life in May 2019.
+**Contao 3 has reached its end of life in May 2019! Please update to Contao 4.**
 
-The source code of Contao 4 is maintained in several bundles that you can find
-in the [Contao organization][2] on GitHub. Please use the issue tracker of the
-respective bundle to report issues in Contao.
+Use the issue tracker of the [Contao monorepo][1] to report issues in Contao.
 
-[1]: https://contao.org/en/release-plan.html
-[2]: https://github.com/contao
+[1]: https://github.com/contao/contao/issues/new/choose