Update the README

to encourage participation

README

@@ -56,6 +56,23 @@ translations). For more details see the liblouis documentation.
 If you wish to have man pages for the programs you might want to
 install `help2man` before running configure.
 
+# Participating
+
+You can contribute to Liblouis in several different ways:
+
+  - If you have comments, questions, or want to use your knowledge to
+    help others, come join the conversation on either the mailing list
+    or on IRC. You can reach us at liblouis-liblouisxml@freelists.org
+    or in channel #liblouis on irc:irc.oftc.net.
+
+  - To report a problem or request a feature, please file an issue.
+
+  - Of course, we welcome pull requests and patches.
+
+Finally, if you want to see what we have for the future and learn more
+about our release cycles, all this information is detailed on the
+[wiki](https://github.com/liblouis/liblouis/wiki/Release-schedule)
+
 # Release Notes
 
 For notes on the newest and older releases see the file NEWS.