README: add section about mailing list

Lucas De Marchi · Lucas De Marchi · commit e325530a15f5 · 2011-06-14T20:05:17.000-03:00
diff --git a/README b/README
@@ -4,6 +4,12 @@ codespell
 Fix common misspellings in text files. It's designed primarily for checking
 misspelled words in source code, but it can be used with other files as well.
 
+MAILING LIST
+============
+
+codespell has a public mailing list: codespell@googlegroups.com. Register to
+the mailing list if you don't want your email to be moderated.
+
 USAGE
 =====
 
