Decimator XML

<?xml version="1.0"?>
<block>
    <name>Decimator</name>
    <key>decimator</key>
    <category>PCTC</category>
    <import>import decimator</import>
    <make>decimator.decimator($ndecim)</make>
    <param>
        <name>Decimation</name>
        <key>ndecim</key>
        <type>int</type>
    </param>
    <sink>
        <name>in</name>
        <type>complex</type>
    </sink>
    <source>
        <name>out</name>
        <type>complex</type>
    </source>
</block>