dev-ml/ocaml-fileutils: xml: maint, longdesc, use

Add myself as proxymaint and add longdescription and use flag ocamlopt
to metadata.xml.

Package-Manager: Portage-2.3.100, Repoman-2.3.22
Signed-off-by: Rafael Kitover <rkitover@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/15421
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

dev-ml/ocaml-fileutils/metadata.xml

@@ -1,5 +1,26 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-<!-- maintainer-needed -->
+  <longdescription>
+    POSIX-like file manipulation functions inspired by
+    GNU coreutils and filename manipulation functions
+    for OCaml.
+  </longdescription>
+  <maintainer type="person">
+    <email>rkitover@gmail.com</email>
+    <name>Rafael Kitover</name>
+  </maintainer>
+  <maintainer type="project">
+    <email>proxy-maint@gentoo.org</email>
+    <name>Proxy Maintainers</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="github">gildor478/ocaml-fileutils</remote-id>
+  </upstream>
+  <use>
+    <flag name="ocamlopt">
+      Whether the OCaml native code compiler is used. Must be set globally and
+      match dev-lang/ocaml.
+    </flag>
+  </use>
 </pkgmetadata>