wv-0.7.0 released

- styles update
- czech update
- improvements to LaTeX & HTML output
- option to use system expat rather than included expat
- option to use system libxml2 rather than expat
- scripts rewritten to handle spaces in paths
- new options to wvWare to allow better image handling
- general tidying and config updates
- and lots of stuff I couldn't keep track of...

Special thanks to Will Newton and Michal Jaegermann.

Regards,
Frank