[patch] doc/*.texi: Fix typos and follow spelling conventions.

[Stan Shebs]

Neil Booth wrote:

>Ziemowit Laski wrote:-
>
>
>>Joseph, I hate to be a gadfly, but can you explain the rationale here?
>>Is there an ISO standard somewhere stipulating that incomplete and/or
>>incorrect documentation must also be misspelled, or that two wrongs
>>make a right?
>>
>
>It's nice to have a bit of simple humour in all the docs, don't you
>think?  Even if it's just one line?
>
>Neil.
>
>
It's a little too subtle perhaps.  Needs "@c you may snicker now"
on the following line.

Or perhaps "This document is incomplet and and inkorrekt, if nothing
else in that it is expected to include a paradoxical sentence that
may only be a correct statement if words in it itself are misspelled."

:-)

Stan