D2: A working implementation of lcd_blit_yuv() by Thibaut Girka.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18000 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index 6c85407..55ed57b 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -397,6 +397,7 @@
 Michael Chicoine
 Maciej Adamczak
 Tomer Shalev
+Thibaut Girka
 
 The libmad team
 The wavpack team