[PATCH 2/2] NEWS: note parallel test suite

[Daniel Kahn Gillmor]

---
 NEWS | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/NEWS b/NEWS
index 999affc7..60a69936 100644
--- a/NEWS
+++ b/NEWS
@@ -19,6 +19,13 @@ The minimum supported major version of Emacs is now 24.
 Support for GNU Emacs older than 25.1 is deprecated with this release,
 and may be removed in a future release.
 
+Test Suite
+----------
+
+If either GNU parallel or moreutils parallel is installed, the tests
+in the test suite will now be run in parallel (one per available
+core).  This can be disabled with NOTMUCH_TEST_SERIALIZE=1.
+
 Notmuch 0.28.4 (2019-05-05)
 ===========================
 
-- 
2.20.1