Fix README formatting for NuGet compatibility

[pyrocumulus]

Fixes #125

[codecov]

Codecov Report

Merging #132 (258e646) into develop (776a914) will not change coverage.
The diff coverage is n/a.

❗ Current head 258e646 differs from pull request most recent head 16758ba. Consider uploading reports for the commit 16758ba to get more accurate results

@@           Coverage Diff            @@
##           develop     #132   +/-   ##
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  Coverage    99.50%   99.50%           
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  Files          116      116           
  Lines         2212     2212           
  Branches       147      147           
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  Hits          2201     2201           
  Misses           4        4           
  Partials         7        7