Change fixup script to deal with 0240 (non-breaking space).

[mike.kup...@sun.com]

Author: Mike Kupfer <Mike.Kupfer at Sun.COM>
Repository: /hg/onnv/devref
Latest revision: 69780ae56c754504d3c3d7f418894f540530c168
Total changesets: 1
Log message:
Change fixup script to deal with 0240 (non-breaking space).

Files:
        update: fixup.py
        update: on-chunks/ch01.html
        update: on-chunks/ch02.html
        update: on-chunks/ch03a.html
        update: on-chunks/ch04.html
        update: on-chunks/ch05.html
        update: on-chunks/ch06.html
        update: on-chunks/ch07.html
        update: on-chunks/glossary.html