#7110: have regrtest print test failures and tracebacks to stderr not stdout.

Patch by Sandro Tosi.
diff --git a/Misc/ACKS b/Misc/ACKS
index 5d12c1f..228dfe7 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -818,6 +818,7 @@
 R Lindsay Todd
 Bennett Todd
 Matias Torchinsky
+Sandro Tosi
 Richard Townsend
 Laurence Tratt
 John Tromp
diff --git a/Misc/NEWS b/Misc/NEWS
index 34fd512..03ca4a5 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -260,6 +260,9 @@
 Tests
 -----
 
+- Issue #7110: regrtest now sends test failure reports and single-failure
+  tracebacks to stderr rather than stdout.
+
 - Issue #9628: fix runtests.sh -x option so more than one test can be excluded.
 
 - Issue #9899: Fix test_tkinter.test_font on various platforms.  Patch by