Add copyright notice

Author: Thibauth

pushover.py

@@ -1,3 +1,19 @@
+# pushover 0.2
+#
+# Copyright (C) 2013-2014  Thibaut Horel <thibaut.horel@gmail.com>
+
+# 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 3 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, see <http://www.gnu.org/licenses/>.
 import time
 from ConfigParser import RawConfigParser, NoSectionError
 from argparse import ArgumentParser