Supposed fix for license issues

I have no clue what to put here so I'll just use what the About dialog
provides (unless specified otherwise in the file)

src/common/dbus/example.py

@@ -1,5 +1,24 @@
 #! /usr/bin/python
 
+# HexChat
+# Copyright (C) 1998-2010 Peter Zelezny.
+# Copyright (C) 2009-2013 Berke Viktor.
+#
+# This program 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; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+#
+
 import dbus
 
 bus = dbus.SessionBus()