#17413: make sure settrace funcs get passed exception instances for 'value'.

Patch by Ingrid Cheung and Brendan McLoughlin.
diff --git a/Misc/ACKS b/Misc/ACKS
index a7837a4..fe27994 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -208,6 +208,7 @@
 Nicolas Chauvat
 Jerry Chen
 Michael Chermside
+Ingrid Cheung
 Albert Chin-A-Young
 Adal Chiriliuc
 Matt Chisholm
@@ -786,6 +787,7 @@
 Greg McFarlane
 Alan McIntyre
 Michael McLay
+Brendan McLoughlin
 Mark Mc Mahon
 Gordon McMillan
 Andrew McNamara