- [lite2] [\#4488](https://github.com/tendermint/tendermint/issues/4488) Allow local clock drift -10 sec. (@melekes)
- [p2p] [\#4449](https://github.com/tendermint/tendermint/pull/4449) Use `curve25519.X25519()` instead of `ScalarMult` (@erikgrinaker)
- [p2p] [\#4548](https://github.com/tendermint/tendermint/pull/4548) Add ban list to address book (@cmwaters)
- [types] [\#4417](https://github.com/tendermint/tendermint/issues/4417) **VerifyCommitX() functions should return as soon as +2/3 threshold is reached** (@alessio).
- [libs/kv] [\#4542](https://github.com/tendermint/tendermint/pull/4542) remove unused type KI64Pair (@tessr)