Added a link in README.rst for people new to IRC.

Author: timgraham

README.rst

@@ -26,7 +26,8 @@ ticket here: https://code.djangoproject.com/newticket
 To get more help:
 
 * Join the ``#django`` channel on irc.freenode.net. Lots of helpful people hang out
-  there. Read the archives at https://botbot.me/freenode/django/.
+  there. Read the archives at https://botbot.me/freenode/django/. See
+  https://en.wikipedia.org/wiki/Wikipedia:IRC/Tutorial if you're new to IRC.
 
 * Join the django-users mailing list, or read the archives, at
   https://groups.google.com/group/django-users.