hgweb templates: Don't word wrap "foo bar ago" (e.g. "3 months\nago")
This made log entries or hgwebdir index look ugly with certain browser widths.
#header#
<title>Mercurial Error</title>
</head>
<body>
<h2>Mercurial Error</h2>
<p>
An error occured while processing your request:
</p>
<p>
#error|escape#
</p>
#footer#