#13922: argparse no longer incorrectly strips '--' after the first one.

Patch by Jeff Knupp.
diff --git a/Misc/ACKS b/Misc/ACKS
index 95c06ba..51b5996 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -511,6 +511,7 @@
 Kim Knapp
 Lenny Kneler
 Pat Knight
+Jeff Knupp
 Greg Kochanski
 Damon Kohler
 Marko Kohtala