Adds copyright.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11523 e93f8b46-1217-0410-a6f0-8f06a7374b81

extra/mail_handler/rdm-mailhandler.rb

@@ -1,4 +1,20 @@
 #!/usr/bin/env ruby
+# Redmine - project management software
+# Copyright (C) 2006-2013  Jean-Philippe Lang
+#
+# 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 Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 require 'net/http'
 require 'net/https'