[ros-kernel] Some sundry improvements to keyboard handling

[Vizzini]

On Wed, 2003-10-15 at 00:56, art yerkes wrote:
> 1. I removed the global keyboard pointer, and instead acquire a new copy of
> the pointer for each thread that needs it.  This makes a lock unnecessary,
> but is probably less efficient than it could be. 
> 
> 2. Keyboard DLL names are read from the registry in the same way as on win2k.
> The (Default) value is taken from HKLM\System\currentcontrolset\nls\locale,
> and used to form the key HKLM\System\currentcontrolset\<8-digit-locale>
> And get the layout file from the "Layout File" value.  I added the entries
> for kbdus in hivesys.inf.  When others make keyboard layouts, they should be
> added here.  

This patch works fine for me; if nobody else objects, go ahead and
commit it.

 -Vizzini