Nu Release Notes: Summary of Changes in Nu #31

1st chunk of `blog/2020-03-27-twin0031.md`

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# This week in Nu #31

- pulpdrew added support for removing multiple files at once (#1526), added `from-ics` and `from-vcf` (#1504, #1509), improved numerical comparisons (#1508)
- jonathandturner added automatic rotation of a single row table (#1516, #1524), added `ps --full` (#1507, #1514)
- vsoch worked on fixing the automatic container updates (#1522)
- jonstodle fixed `..` and `/` not being valid move targets (#1519)
- nickgerace added a quickstart section for Docker users (#1515)
- thegedge improved the logic for `which` (#1510)

Title: Nu Release Notes: Summary of Changes in Nu #31

Summary

This release includes support for removing multiple files, converting from ICS/VCF formats, improved numerical comparisons, automatic table rotation, a `--full` flag for `ps`, fixes for container updates and move targets, a Docker quickstart, and improvements to the `which` command.