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="plugins">
<title>Plugins</title>
<para>
Plugins won't change too much when it comes to plugin developers, but
theres a bit that'll change in the backend to make better use of the
type system.
</para>
<para>
</para>
<figure id="plugin-hierarchy">
<title>Plugin Object Hierarchy</title>
<graphic fileref="graphs/plugins.png"/>
</figure>
<figure id="plugin-class">
<title>Plugin Class</title>
<graphic fileref="graphs/plugin.png"/>
</figure>
<figure id="plugin-info">
<title>Plugin Info Struct</title>
<graphic fileref="graphs/plugin-info.png"/>
</figure>
<figure id="plugin-state">
<title>Plugin State Enum</title>
<graphic fileref="graphs/plugin-state.png"/>
</figure>
</chapter>