osutil.c: include Python.h before the other headers
This is recommended by the Python documentation, since Python.h defines
some constants.
<item>
<title>#desc|strip|firstline|strip|escape#</title>
<link>{urlbase}{url}log{#node|short#}/{file|urlescape}</link>
<description><![CDATA[#desc|strip|escape|addbreaks#]]></description>
<author>#author|obfuscate#</author>
<pubDate>#date|rfc822date#</pubDate>
</item>