pure/mpatch: use StringIO instead of mmap (issue1493)
This is more portable than memory mapping /dev/zero: Windows obviously
does not have /dev/zero and mapping /dev/zero failed on Mac OS X.
{header}
<title>Mercurial repository not found</title>
</head>
<body>
<div class="page_header">
<a href="http://www.selenic.com/mercurial/" title="Mercurial" style="float: right;">Mercurial</a> Not found: {repo|escape}
</div>
<div class="page_body">
The specified repository "{repo|escape}" is unknown, sorry.
<br/>
<br/>
Please go back to the <a href="{url}">main repository list page</a>.
</div>
{footer}