BobStore/custom_rules.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="custom_rules">

  <target name="javadoc" description="Generate Javadocs">
    <javadoc sourcepath="${source.dir}"
             destdir="${out.dir}/javadoc"
             packagenames="org.fdroid.*"
             windowtitle="${ant.project.name}"
             doctitle="${ant.project.name}" />
  </target>

  <target name="-debug-obfuscation-check">
    <property name="proguard.enabled" value="true"/>

    <!--To avoid "Multiple dex files define..."-->
    <path id="out.dex.jar.input.ref" />
  </target>

</project>