Added Gaetano Vocca to credits.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9920 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index a1ed74a..53638e8 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -199,3 +199,4 @@
 Jean-Luc Ohl
 Steve Bavin
 Marianne Arnold
+Gaetano Vocca