bumpver/license.header

Individual files contain the following tag instead of the full license text.

    This file is part of the pycalver project
    https://github.com/mbarkhau/pycalver

    Copyright (c) 2018-2020 Manuel Barkhau (mbarkhau@gmail.com) - MIT License
    SPDX-License-Identifier: MIT

This enables machine processing of license information based on the SPDX
License Identifiers that are here available: https://spdx.org/licenses/
WIP: mostly scratch code still 2018-09-02 21:48:12 +02:00			`Individual files contain the following tag instead of the full license text.`

			`This file is part of the pycalver project`
wip: add v2 module placeholders 2020-09-06 20:20:36 +00:00			`https://github.com/mbarkhau/pycalver`
WIP: mostly scratch code still 2018-09-02 21:48:12 +02:00
wip: add v2 module placeholders 2020-09-06 20:20:36 +00:00			`Copyright (c) 2018-2020 Manuel Barkhau (mbarkhau@gmail.com) - MIT License`
WIP: mostly scratch code still 2018-09-02 21:48:12 +02:00			`SPDX-License-Identifier: MIT`

			`This enables machine processing of license information based on the SPDX`
			`License Identifiers that are here available: https://spdx.org/licenses/`