* new stategen.StateReplayer/ReplayerBuilder to give more fine-grained
control of replaying state+block history
* all rpc/api methods updated to use the new interface, return post-state
Co-authored-by: Kasey Kirkham <kasey@users.noreply.github.com>
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
Co-authored-by: terence tsao <terence@prysmaticlabs.com>
* Move interfaces from github.com/prysmaticlabs/prysm/beacon-chain/state/interface to github.com/prysmaticlabs/prysm/beacon-chain/state
* remove/rename state2