Make `usenetrc` False by default (the old behaviour of having it True by
default could be rather confusing).
diff --git a/Misc/NEWS b/Misc/NEWS
index 1c0da0c..519c189 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -60,6 +60,8 @@
 Library
 -------
 
+- ``usenetrc`` is now false by default for NNTP objects.
+
 - Issue #1926: Add support for NNTP over SSL on port 563, as well as
   STARTTLS.  Patch by Andrew Vant.