Large update for XML processing

Converting to XML rather than SGML, using Saxon for processing and FOP
for PDF generation.
Update figure and code reference paths

More shuffling
Use UTF-8 characters

Remove entities and use UTF-8 chars
Fix up sgml references

Fix sgml references, fix some more unicode chars
More unicode fixes

Remove mdash
Remove docbook-xml

Convert back to docbook 4.5 for ease

Run validate set
Use xsl file for styling

Clean up css

Don't use chunkfast, doesn't show prev/next links
Clean up a few css things
Add docbook 4.5
Switch to xinclude for code

Switch to xinclude for code inclusions
Add tracking codes

Add tracking codes
Fix up image handling

Fix handing of images
Nicer uhci svg

Created with inkscape
Regen figure

Something wrong; open and resave with xfig
Fix div

Empty div's got compressed to <div /> which cut out the bottom nav bar
Fix upload

Fix upload script
Fix html image generation

Images are already copied
Update css, add links

* update css
* add links to pdf and source
Update chapter00
Various formatting changes
Fix up xsl; can't get highlighting working
Minor css cleanups