Removed the deprecated README.md. Bumped version info.

Signed-off-by: Daniel Scheffler <danschef@gfz-potsdam.de>
5 jobs for enhancement/improve_docs in 5 minutes and 8 seconds (queued for 39 seconds)
Status Job ID Name Coverage
  Test
passed test_arosics #12051

00:04:06

84.0%
passed test_styles #12052

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  Deploy
passed pages #12053

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passed pages:deploy

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  Cleanup
passed cleanup_pypirc #12054

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