* doc/book/book/ch03.xml: Readability and formatting fixes, plus a   couple of comments.
* doc/book/book/ch03.xml: Readability and formatting fixes, plus a
  couple of comments.

Patch by: Paul Lussier <pll@lanminds.com>


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@845107 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion