[newlib-cygwin(refs/meta/config)] Disable emails on topic branches.

[Joel Brobecker]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=8509e7b49b1014502e91f491850016912c94312f

commit 8509e7b49b1014502e91f491850016912c94312f
Author: Joel Brobecker <brobecker@adacore.com>
Date:   Wed Feb 10 07:02:41 2016 +0400

    Disable emails on topic branches.

Diff:
---
 project.config | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/project.config b/project.config
index 8fced75..4495a5c 100644
--- a/project.config
+++ b/project.config
@@ -24,3 +24,7 @@
         # The script that calls the irker (IRC notification of new
         # commits).
         post-receive-hook = /git/newlib-cygwin.git/hooks-bin/post-receive
+
+        # Do not send emails for the following branches (unofficial
+        # third-party branches).
+        no-emails = refs/heads/topic/.*