#1690608: make formataddr RFC2047 aware.

Patch by Torsten Becker.
diff --git a/Misc/ACKS b/Misc/ACKS
index b1c2eea..f3555f3 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -979,3 +979,4 @@
 Kai Zhu
 Tarek Ziadé
 Peter Åstrand
+Torsten Becker