Third-party notices for V-BAR

V-BAR is released under the MIT license (see LICENSE). This file lists material from other
projects that is included in this repository, and its license.

Contributor Covenant, version 2.1
  Used in:  CODE_OF_CONDUCT.md (contact address filled in)
  Source:   https://github.com/EthicalSource/contributor_covenant, commit b1b0a0f,
            content/version/2/1/code_of_conduct.md
  License:  Creative Commons Attribution 4.0 International (CC BY 4.0), the license of that
            repository at that commit
  Credit:   Organization for Ethical Source and the Contributor Covenant contributors

No third-party source code is included. Methods taken from the literature are reimplemented
and cited where they are used.

Dependencies are installed separately and are not redistributed with V-BAR. CI fails if any
installed dependency, including optional extras, declares a GPL-family license or no license.
At the time of writing:
  numpy       BSD-3-Clause
  scipy       BSD-3-Clause
  gymnasium   MIT
  matplotlib  Matplotlib License (PSF-based), optional "plot" extra
  onnx        Apache-2.0, optional "onnx" extra
  onnxruntime MIT, optional "onnx" extra (with protobuf, BSD-3-Clause, and flatbuffers,
              Apache-2.0)
