Patch 4819 from Robert Keevil to shutdown the codec and clear the LCD on ipod shutdown


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9286 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index 8cd0603..a38fb7c 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -188,3 +188,4 @@
 Ralf Herz
 Michael DiFebbo
 David Rothenberger
+Robert Keevil