FS#8126: Translated voice strings for Swedish, with a few changes by me.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15621 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index 5a5d369..5c2a5f2 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -345,6 +345,7 @@
 Bertrik Sikken
 Karim Boucher
 James Espinoza
+Franz Rühmland
 
 The libmad team
 The wavpack team