README: remove contact information about unmaintained mailing lists
@@ -25,22 +25,11 @@ Maintainers
Resources
---------
* **[LearnLib Web-page][3]**
-* **Maven Project Site (latest):** [snapshot](http://learnlib.github.io/learnlib/maven-site/latest-snapshot/) | [release](http://learnlib.github.io/learnlib/maven-site/latest-release/)
-* **API Documentation (latest):** [snapshot](http://learnlib.github.io/learnlib/maven-site/latest-snapshot/apidocs/) | [release](http://learnlib.github.io/learnlib/maven-site/latest-release/apidocs/)
-* [Q&A @ Google Groups][7] -- [learnlib-qa@googlegroups.com][8]
-* [Discussion @ Google Groups][9] -- [learnlib-discussion@googlegroups.com][10]
-* [Developers @ Google Groups (closed group)][11] -- [learnlib-internal@googlegroups.com][12]
+* **Maven Project Site:** [snapshot](http://learnlib.github.io/learnlib/maven-site/latest-snapshot/) | [latest release](http://learnlib.github.io/learnlib/maven-site/latest-release/)
+* **API Documentation:** [snapshot](http://learnlib.github.io/learnlib/maven-site/latest-snapshot/apidocs/) | [latest release](http://learnlib.github.io/learnlib/maven-site/latest-release/apidocs/)
[1]: http://www.apache.org/licenses/LICENSE-2.0
[2]: http://www.cs.tu-dortmund.de
[3]: http://www.learnlib.de
[4]: https://github.com/misberner
-[5]: http://learnlib.github.io/learnlib/maven-site/latest-snapshot/
-[6]: http://learnlib.github.io/learnlib/maven-site/latest-snapshot/apidocs/
-[7]: https://groups.google.com/forum/?fromgroups#!forum/learnlib-qa
-[8]: mailto:learnlib-qa@googlegroups.com
-[9]: https://groups.google.com/forum/?fromgroups#!forum/learnlib-discussion
-[10]: mailto:learnlib-discussion@googlegroups.com
-[11]: https://groups.google.com/forum/?fromgroups#!forum/learnlib-internal
-[12]: mailto:learnlib-internal@googlegroups.com
[13]: https://github.com/fhowar
