Update svgwrite to 1.4.3

[pyup-bot]

This PR updates svgwrite from 1.2.1 to 1.4.3.

Changelog

1.4.2

--------------------------

* This package is INACTIVE!

* No new features will be added.
* There will be no change of behavior.
* Only bugfixes will be merged.

* Merged some contributions and bugfixes.

1.4.1

--------------------------

* This package is in maintenance mode, no new features will be added, there will
be no change of behavior, just bugfixes will be merged.
* Merged some contributions and bugfixes.

1.4

------------------------

* Requires Python 3.6
* Removed Python2 support
* Optimized/faster ``svgparser.py`` module by Florian Festi
* Removed batch files to run tests on Windows, use ``pytest`` or ``tox`` instead

1.3.1

--------------------------

* BUGFIX: changed license of module shapes.py to MIT license

1.3.0

--------------------------

* Dropping Python 2 support in v1.4
* NEW: easy stylesheet embedding: `Drawing.embed_stylesheet(content)`, see example `using_fonts.py <https://github.com/mozman/svgwrite/blob/9d509fe1842e519b8d8475f83543a7589b7c1879/examples/using_fonts.py#L21>`_
* NEW: embedded local fonts: `Drawing.embed_font(fontname, filename)`, see example using_fonts.py
* NEW: embedded web fonts: `Drawing.embed_google_web_font(fontname, uri)`, see example using_fonts.py
* NEW: shapes extension by `Christof Hanke <https://www.induhviduals.de/>`_
* NEW: for write(), save() and saveas(), indentation for pretty print is configurable by `Mitar <http://mitar.tnode.com/>`_
* BUGFIX: converted regex strings in tests to raw strings by `tirkarthi <http://tirkarthi.github.io/>`_

Links

• PyPI: https://pypi.org/project/svgwrite
• Changelog: https://pyup.io/changelogs/svgwrite/
• Repo: http://github.com/mozman/svgwrite/releases