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>

Documentation/usb/CREDITS

@@ -65,7 +65,7 @@ THANKS file in Inaky's driver):
           will sell keyboards to some of the 3 million (at least)
           Linux users.
 
-        - Many thanks to ing b<EFBFBD>ro 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!

Documentation/usb/usb-serial.txt

@@ -45,9 +45,9 @@ ConnectTech WhiteHEAT 4 port converter
   Connect Tech's Support Department at support@connecttech.com
 
 
-HandSpring Visor, Palm USB, and Cli<EFBFBD> USB driver
+HandSpring Visor, Palm USB, and Clié USB driver
 
-  This driver works with all HandSpring USB, Palm USB, and Sony Cli<EFBFBD> USB
+  This driver works with all HandSpring USB, Palm USB, and Sony Clié USB
   devices.
 
   Only when the device tries to connect to the host, will the device show
@@ -69,7 +69,7 @@ HandSpring Visor, Palm USB, and Cli
   the port to use for the HotSync transfer. The "Generic" port can be used
   for other device communication, such as a PPP link.
 
-  For some Sony Cli<EFBFBD> devices, /dev/ttyUSB0 must be used to talk to the
+  For some Sony Clié devices, /dev/ttyUSB0 must be used to talk to the
   device.  This is true for all OS version 3.5 devices, and most devices
   that have had a flash upgrade to a newer version of the OS.  See the
   kernel system log for information on which is the correct port to use.