Add Marcos Donolo for work on issue 7534 patch.
diff --git a/Misc/ACKS b/Misc/ACKS
index 57972eb..c54189d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -187,6 +187,7 @@
 Daniel Dittmar
 Jaromir Dolecek
 Ismail Donmez
+Marcos Donolo
 Dima Dorfman
 Cesar Douady
 Dean Draayer