grim/purple-objects-docbook

removed the title from the pounces graph since it'll use the title from the figure
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<chapter id="plugin-loaders">
<title>Plugin Loaders</title>
<figure id="plugin-loader-hierarchy">
<title>Plugin Loader Object Hierarchy</title>
<graphic fileref="graphs/plugin-loaders.png"/>
</figure>
<figure id="plugin-loader-class">
<title>Plugin Loader Class</title>
<graphic fileref="graphs/plugin-loader.png"/>
</figure>
</chapter>