[PATCH] README: add link to gmane NNTP server

[Eric Wong]

In case the news.public-inbox.org server goes down,
gmane is also available and is fed directly by the nongnu.org
Mailman instance.
---
README | 1 +
1 file changed, 1 insertion(+)

diff --git a/README b/README
index e208b19..4c232a5 100644
--- a/README
+++ b/README
@@ -81,6 +81,7 @@ or <http://80x24.org/dtas-all/>
No subscription is necessary to post to the mailing list.
You may also read via:
NNTP: <nntp://news.public-inbox.org/inbox.comp.audio.dtas>
+ <nntp://news.gmane.org/gmane.comp.audio.dtas.general>
Atom: <http://80x24.org/dtas-all/new.atom>

## Copyright