another known issue

Dependencies

• [2] 34TC5SYK record another known issue I don't know how to fix yet
• [3] IDGP4BJZ new known issue with drawings
• [4] VJ77YABH more efficient undo/redo
• [5] 242L3OQX bugfix: ensure Cursor_line is always on a text line
• [6] 73OCE2MC after much struggle, a brute-force undo
• [7] A2TQYJ6J .
• [*] FS2ITYYH record a known issue

Change contents

• replacement in README.md at line 15
  [3.15]→[2.18:276](∅→∅)
  − * Large files may grow sluggish in other ways. I've noticed in 100KB files

  − that closing the window can take a few seconds. And it seems to take longer

  − in proportion to how far down my edits are. The phenomenon persists even if

  − I take out undo history.
  [3.15]

  [2.276]
  + * Large files may grow sluggish in other ways. Pasting more than a line or two

  + gets slow. I've noticed in 100KB files that closing the window can take a

  + few seconds. And it seems to take longer in proportion to how far down my

  + edits are. The phenomenon persists even if I take out undo history.