Add schema version (and upgrade unitpackage 0.13.1)

[DunklesArchipel]

• Added a news file.

Addressed #22

Literature Addition Checklist

For contributors and reviewers alike.

• Name PR Add literature_identifier

Filename

• Words and identifiers in the filenames must be lowercase.
• The filename must be of type <Name>_<Year>_<FirstWordFirstPage>_<FirstPageNumber>_<fxy>_<Identifier>, where x is the figure number and y the subfigure label, i.e., 2b. For supporting information figures, use sfxy instead.
• The figure number must match that of the figure in the article.

Bib file

• The identifier must be identical with the filename as well as the citationKey in the YAML.
• Remove typos (or unwanted whitespace), specifically in the title such as Pt (111) to Pt(111).

SVG

• The curve label should be short and unambiguous?
• Figure label should be of type Figure: xy (not Figure: fxy).
• The figure label must be identical to that in the article.
• Comments should be complete sentences ending with a period.
• A tags text label should be included in the SVG indicating the type of measurement (BCV, ORR, COOR, etc).
• The units on the axis should be identical to those in the figure.
• Considered a possible scaling factor?

YAML

• The identifier must be identical to that in the filename.
• Comments should be complete sentences ending with a period.