Add license header
The copyright year is the year the file was added.
Contributors to this file (or bin/EmergeConfig.py or bin/emerge_config.py) were:
- 2014-2023 Hannah von Reth @vonreth
- 2014-2015 Patrick Spendrin @sengels
- 2015-2016 Kevin Funk @kfunk
- 2023 Julius Künzel @jlskuz
Since 2017-08-03 there is a COPYING file with BSD-2-clause license.