Changes between #1739 and #1740

#1740 (May 25, 2021, 1:20:22 PM)

1. fix fishing loottable ref (commit: 9dfaee6) — agoodwin / detail
2. experimental map command opti (commit: c4a9ccd) — agoodwin / detail
3. chunk/block flags: ability to hold way more data (avoid Java internal 65k string length limit) (commit: 32aa336) — agoodwin / detail