## Added
- Extend LCM support to `BoxedUint` and add a supporting trait (#1240)
- Impl `ConstantTimeGreater`/`ConstantTimeLess` for `ConstMontyForm` (#1247)
- Support for exact division (#1256, #1271)
- Implement `Encoding` trait for `Int` serde support (#1286)
- `ByteOrder` enum (#1293)
## Changed
- Update multiword division to better match GMP paper (#1244)
- Faster `checked_sqrt`/`floor_sqrt` (#1258)
## Fixed
- Panic in `Int::div_rem_unsigned` with large divisors (#1250)
- Avoid incorrect creation of an `Odd<BoxedUint>` in `invert_mod2k` (#1257)
- `BoxedUint` bitor-assign with wider `rhs` (#1270)
- Enforce `UintRef` slice length checks in release builds (#1272)
- Clamp Montgomery exponent bit bounds (#1273)
- Reject oversized fixed-width DER integers (#1274)
- Update `CtEq` impl for `MontyParams` to match `PartialEq` (#1278)
- Canonicalize modulus-one residues (#1280)
- `nlimbs` overflow near `u32::MAX` (#1283)
- `UintRef` byte precision [#1290)