Add license and change authors

httpupload/httpupload.py

 # -*- coding: utf-8 -*-
-##
+#
+# This file is part of Gajim.
+#
+# Gajim is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published
+# by the Free Software Foundation; version 3 only.
+#
+# Gajim is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Gajim.  If not, see <http://www.gnu.org/licenses/>.
+
 
 from gi.repository import GObject, Gtk, GLib
 import os

httpupload/manifest.ini

@@ -9,7 +9,6 @@ description: This plugin is designed to send a file to a contact or muc by using
  and maintains the scheme data: URI, a thumbnail image is send along the link to the full size image.
  If the receiving side doesn't support this, only a text message containing the link to the image is send.
 authors: Thilo Molitor <thilo@eightysoft.de>
- Anders Sandblad <runeson@gmail.com>
  Philipp Hörist <philipp@hoerist.com>
  Linus Heckemann <linus@sphalerite.org>
 homepage: https://trac-plugins.gajim.org/wiki/HttpUploadPlugin