Artistic License 2.0

This Python port is released under the same Artistic-2.0 license as the
original Bioconductor MSstats package
(https://bioconductor.org/packages/release/bioc/html/MSstats.html,
by Meena Choi, Tsung-Heng Tsai, Devon Kohler, and contributors). The
full Artistic-2.0 text is available at
https://www.gnu.org/licenses/license-list.html#ArtisticLicense2 and
applies to all files in this repository.
