[seahorse-nautilus] Update DOAP file.

[Niels De Graef <nielsdg src gnome org>]

commit 9b730239ec264a3a4c4932c7f38273a76b1e0ddc
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Tue Dec 12 01:16:55 2017 +0100

    Update DOAP file.

 seahorse-nautilus.doap |   18 ++++++++++++++++--
 1 files changed, 16 insertions(+), 2 deletions(-)
---
diff --git a/seahorse-nautilus.doap b/seahorse-nautilus.doap
index 2e1448e..fbe3756 100644
--- a/seahorse-nautilus.doap
+++ b/seahorse-nautilus.doap
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <Project xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#";
        xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#";
        xmlns:foaf="http://xmlns.com/foaf/0.1/";
@@ -6,12 +7,18 @@
 
        <name xml:lang="en">seahorse-nautilus</name>
        <shortdesc xml:lang="en">PGP encryption and signing for Nautilus</shortdesc>
+       <description>
+               The Seahorse Nautilus extension is an extension for
+               Nautilus (also known as Files) which allows encryption
+               and decryption of OpenPGP files using GnuPG.
+       </description>
 
        <homepage rdf:resource="https://wiki.gnome.org/Apps/Seahorse"; />
        <mailing-list rdf:resource="http://mail.gnome.org/mailman/listinfo/seahorse-list"; />
        <download-page rdf:resource="http://download.gnome.org/sources/seahorse-nautilus/"; />
-       <bug-database rdf:resource="https://bugzilla.gnome.org/browse.cgi?product=seahorse-plugins"; />
-       <category rdf:resource="http://api.gnome.org/doap-extensions#desktop"; />
+       <bug-database rdf:resource="https://bugzilla.gnome.org/browse.cgi?product=seahorse"; />
+       <category rdf:resource="http://api.gnome.org/doap-extensions#apps"; />
+       <programming-language>C</programming-language>
        
        <maintainer>
                <foaf:Person>
@@ -20,5 +27,12 @@
                        <gnome:userid>stefw</gnome:userid>
                </foaf:Person>
        </maintainer>
+       <maintainer>
+               <foaf:Person>
+                       <foaf:name>Niels De Graef</foaf:name>
+                       <foaf:mbox rdf:resource="mailto:nielsdegraef gmail com" />
+                       <gnome:userid>nielsdg</gnome:userid>
+               </foaf:Person>
+       </maintainer>
 </Project>