This week in Nu #57

• gillespiecd removed unused files in nu-data, consolidated suggestion code, cleaned up 'did you mean', added spaces between column suggestions
• fdncred improved Windows builds, added more table themes, updated the operator map in the book
• luccasmmg removed the path check for rm -f
• jonathandturner released 0.20, upgraded bigint/bigdecimal, renamed some internal symbols
• notryanb added csv support to fetch
• coolshaurya improved help commands when showing subcommands
• mattclarke added tests for ls -a
• radekvit implemented passthrough for benchmark, fixed panics in random int, added global mode to str trim, added system, user, and idle time to benchmark
• jzaefferer added a custom panic handler to the demo, and fixed a broken api call in the demo