Revision history for HAMT

0.03    2026-10-15
        - Fix: pairs panicked on DEBUGGING perls 5.28 to 5.36

0.02    2026-10-14
        - last or next in a sub given to a method jumped out through the C
          and left perl corrupted; each sub now runs on a stack of its own
        - in each and diff, last stops the walk and next goes on
        - elsewhere last and next are the error perl gives outside a loop

0.01    2026-10-13
        - first version