- [mempool] [\#2882](https://github.com/tendermint/tendermint/issues/2882) Add txs from Update to cache
- [mempool] [\#2891](https://github.com/tendermint/tendermint/issues/2891) Remove local int64 counter from being stored in every tx
- [node] [\#2866](https://github.com/tendermint/tendermint/issues/2866) Add ability to instantiate IPCVal (@joe-bowman)
### BUG FIXES:
- [blockchain] [\#2731](https://github.com/tendermint/tendermint/issues/2731) Retry both blocks if either is bad to avoid getting stuck during fast sync (@goolAdapter)
- [consensus] [\#2893](https://github.com/tendermint/tendermint/issues/2893) Use genDoc.Validators instead of state.NextValidators on replay when appHeight==0 (@james-ray)
- [log] [\#2868](https://github.com/tendermint/tendermint/issues/2868) Fix `module=main` setting overriding all others
- NOTE: this changes the default logging behaviour to be much less verbose.
Set `log_level="info"` to restore the previous behaviour.
- [rpc] [\#2808](https://github.com/tendermint/tendermint/issues/2808) Fix `accum` field in `/validators` by calling `IncrementAccum` if necessary
- [rpc] [\#2811](https://github.com/tendermint/tendermint/issues/2811) Allow integer IDs in JSON-RPC requests (@tomtau)
- [txindex/kv] [\#2759](https://github.com/tendermint/tendermint/issues/2759) Fix tx.height range queries
- [txindex/kv] [\#2775](https://github.com/tendermint/tendermint/issues/2775) Order tx results by index if height is the same
- [txindex/kv] [\#2908](https://github.com/tendermint/tendermint/issues/2908) Don't return false positives when searching for a prefix of a tag value