[patch] Fix typos in docs

[Volker Reichelt]

On 15 Apr, Joseph S. Myers wrote:
> On Fri, 15 Apr 2005, Volker Reichelt wrote:
> 
>> The following patch fixes a couple of typos in the docs.
>> 
>> Ok for mainline?
> 
> OK.  If any parts apply to 4.0 branch, please apply them there as well.

Applied to mainline and 4.0 branch.

Regards,
Volker