Adding upstream version 0.5.1

Bonus/utf8.cgi

@@ -0,0 +1,21 @@
+#!/usr/bin/perl
+#
+# [w3m-dev 03783]
+# Install it in $LIB/utf8.cgi and configure keymap as
+#   keymap  "x u"   GOTO file:/$LIB/utf8.cgi
+#
+$conv = "lv -Iu -Oe";
+# $conv = "iconv -f UTF-8 -t EUC-JP";
+$type = $ENV{W3M_TYPE} || "text/plain";
+$url = $ENV{W3M_URL};
+$file = $ENV{W3M_SOURCEFILE};
+-f $file || exit;
+$| = 1;
+print <<EOF;
+Content-Type: $type; charset=EUC-JP
+
+EOF
+if ($type =~ /^text\/html/i && $url) {
+	print "<BASE HREF=\"$url\">\n";
+}
+exec split(" ", $conv), $file;