Map improve remove speed for large map and high percentage of element removed#608

Draft

yuxiaomao wants to merge 5 commits intoHaxeFoundation:masterfrom yuxiaomao:dev-mapresize

+86-214

Commits on Jul 19, 2023

Map add resize down when nentries becomes small
yuxiaomao
committed

Commits on Jul 21, 2023

Map: remove resize down, add compact on remove
yuxiaomao
committed

Commits on Jul 28, 2023

Commits on Aug 25, 2023

Map: Robin Hood Hashing implementation
yuxiaomao
committed