<book xmlns="http://docbook.org/ns/docbook"
      xmlns:xi="http://www.w3.org/2001/XInclude">

  <info>

    <title>Nixpkgs Contributors Guide</title>

    <subtitle>Version <xi:include href=".version" parse="text" /></subtitle>

  </info>

  <xi:include href="introduction.xml" />
  <xi:include href="quick-start.xml" />
  <xi:include href="submitting-changes.xml" />
  <xi:include href="stdenv.xml" />
  <xi:include href="packageconfig.xml" />
  <xi:include href="functions.xml" />
  <xi:include href="meta.xml" />
  <xi:include href="language-support.xml" />
  <xi:include href="package-notes.xml" />
  <xi:include href="coding-conventions.xml" />
  <xi:include href="haskell-users-guide.xml" />
  <xi:include href="contributing.xml" />

</book>

<book xmlns="http://docbook.org/ns/docbook"
      xmlns:xi="http://www.w3.org/2001/XInclude">

  <info>

    <title>Nixpkgs Contributors Guide</title>

    <subtitle>Version <xi:include href=".version" parse="text" /></subtitle>

  </info>

  <xi:include href="introduction.xml" />
  <xi:include href="quick-start.xml" />
  <xi:include href="stdenv.xml" />
  <xi:include href="packageconfig.xml" />
  <xi:include href="functions.xml" />
  <xi:include href="meta.xml" />
  <xi:include href="language-support.xml" />
  <xi:include href="package-notes.xml" />
  <xi:include href="coding-conventions.xml" />
  <xi:include href="submitting-changes.xml" />
  <xi:include href="haskell-users-guide.xml" />
  <xi:include href="contributing.xml" />

</book>

Move the submitting-changes down, after coding conventions
Move the submitting-changes down, after coding conventions
