documentation: convert the Documentation directory to UTF-8

Convert files within the Documentation directory to UTF-8.

Adrian Bunk:
small additional fixes

Signed-off-by: John Anthony Kazos Jr. <jakj@j-a-k-j.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/usb/CREDITS b/Documentation/usb/CREDITS
index 27a7216..67c59cd 100644
--- a/Documentation/usb/CREDITS
+++ b/Documentation/usb/CREDITS
@@ -65,7 +65,7 @@
           will sell keyboards to some of the 3 million (at least)
           Linux users.
 
-        - Many thanks to ing büro h doran [http://www.ibhdoran.com]!
+        - Many thanks to ing büro h doran [http://www.ibhdoran.com]!
           It was almost impossible to get a PC backplate USB connector
           for the motherboard here at Europe (mine, home-made, was
           quite lousy :). Now I know where to acquire nice USB stuff!