Issue #1664: Make nntplib IPv6-capable. Patch by Derek Morr.

(Unfortunately, nntplib doesn't have a test suite)
diff --git a/Misc/NEWS b/Misc/NEWS
index 5d7a81e..58f381b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -293,6 +293,8 @@
 Library
 -------
 
+- Issue #1664: Make nntplib IPv6-capable. Patch by Derek Morr.
+
 - Issue #6022: a test file was created in the current working directory by
   test_get_outputs in Distutils.