[changeset] fix @seealso references to point to existing anchors

[John W. Eaton]

On 27-Oct-2008, Thorsten Meyer wrote:

| Thorsten Meyer wrote:
| > Hi,
| > 
| > the attached changeset fixes the docstrings in the sources and the .txi
| > files in the documentation such that all @seealso references point to
| > existing @anchors. This changeset is meant to prepare for the
| > introduction of @seealso{} -> @seealso{@ref} expansion in the
| > documentation build process.
| Sorry, the patch I sent before was no good (still learning mercurial and
| the queue feature especially). Here is a corrected one.

I applied this patch with a few additional changes.  Please take a
look at the ChangeLog format and follow it for future patches.

Thanks,

jwe