lost license header

#!/usr/bin/env python3

'''

/**

 * @file imagej_tiff.py

 * @brief open multi layer tiff files, display layers and parse meta data

 * @par <b>License</b>:

 *  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/>.

*/

'''

__copyright__ = "Copyright 2018, Elphel, Inc."

__license__   = "GPL-3.0+"

__email__     = "oleg@elphel.com"

from PIL import Image

import xml.etree.ElementTree as ET

import numpy as np