v5.5.5

What's Changed

• [BUG FIX] roaring64 unshare copy-on-write containers instead of moving them shared by @SalvatorePreviti in #960
• [BUG FIX] fix shrink to fit shared containers and realloc by @SalvatorePreviti in #959

Full Changelog: v5.5.4...v5.5.5