# Changelog

The format is based on [Keep a Changelog].

[Keep a Changelog]: http://keepachangelog.com/en/1.0.0/

## Unreleased

## 2.0.0-alpha.3 -> 2.0.0-alpha.4

Runtime
-------

* Move runtime upgrade to `frame-executive` (#5197)
* Split fees and tips between author and treasury independently (#5207)
* Refactor session away from needless double_maps (#5202)
* Remove `secp256k1` from WASM build (#5187)
* Introduce default-setting prime for collective (#5137)
* Adds `vested_transfer` to Vesting pallet (#5029)
* Change extrinsic_count to extrinsic_index in pallet-utility (#5044)

Client
------

* client/finality-grandpa: Add Prometheus metrics to GossipValidator (#5237)
* removes use of sc_client::Client from node-transaction-factory (#5158)
* removes use of sc_client::Client from sc_network (#5147)
* Use CLI to configure max instances cache (#5177)
* client/service/src/builder.rs: Add build_info metric (#5192)
* Remove substrate-ui.parity.io from CORS whitelist (#5142)
* removes use of sc_client::Client from sc-rpc (#5063)
* Use 128mb for db cache default (#5134)
* Drop db-cache default from 1gig to 32mb (#5128)
* Add more metrics to prometheus (#5034)

API
---

* Produce block always on updated transaction pool state (#5227)
* Add `ext_terminate` (#5234)
* Add ext_transfer call (#5169)
* ChainSpec trait (#5185)
* client/authority-discovery: Instrument code with Prometheus (#5195)
* Don't include `:code` by default in storage proofs (#5179)
* client/network-gossip: Merge GossipEngine and GossipEngineInner (#5042)
* Introduce `on_runtime_upgrade` (#5058)