qof headers and typo fixups

[Chris Shoemaker]

On Fri, Dec 31, 2004 at 05:04:46PM -0500, Derek Atkins wrote:
> We don't need the former change, so I wont apply that portion of this patch. 
> I'll look at the latter portion.
> 
> (note: if the build isn't working for you due to a missing 'qof' link, try to
> 'rm src/engine/.scm-links' and then rebuild).

dejavu.  I read this tip earlier and forgot about it.  I'll try to remember that.

-chris