Fix up README.

Makefile.PL

@@ -1,5 +1,6 @@
 use 5.010001;
 use ExtUtils::MakeMaker;
+use FindBin;
 # See lib/ExtUtils/MakeMaker.pm for details of how to influence
 # the contents of the Makefile that is written.
 WriteMakefile(
@@ -13,3 +14,6 @@ WriteMakefile(
       (ABSTRACT_FROM  => 'lib/MogileFS/Plugin/RandomWrites.pm', # retrieve abstract from module
        AUTHOR         => 'Dave Lambley <davel@state51.co.uk>') : ()),
 );
+
+# Requires Pod::Markdown
+system("pod2markdown < $FindBin::Bin/lib/MogileFS/Plugin/RandomWrites.pm > $FindBin::Bin/README.md");

README.md

@@ -0,0 +1,31 @@
+# NAME
+
+MogileFS::Plugin::RandomWrites - Perl extension for blah blah blah
+
+# SYNOPSIS
+
+In mogilefsd.conf
+
+    plugins = RandomWrites
+
+# DESCRIPTION
+
+This plugin cause MogileFS to distribute writes to a random device, rather than
+concentrating on devices with the most space free.
+
+# SEE ALSO
+
+[MogileFS::Server](http://search.cpan.org/search?mode=module&query=MogileFS::Server)
+
+# AUTHOR
+
+Dave Lambley, <davel@state51.co.uk>
+
+# COPYRIGHT AND LICENSE
+
+Copyright (C) 2012 by Dave Lambley
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself, either Perl version 5.10.1 or,
+at your option, any later version of Perl 5 you may have available.
+