[Upgrade] Go-Ethereum release v1.9.21#1

Closed

quorumbot wants to merge 24 commits intomasterfrom

upgrade/go-ethereum/v1.9.21-2021609141555

Commits on Aug 25, 2020

params: begin v1.9.21 release cycle
fjl
committed

Commits on Aug 27, 2020

Merge pull request #21491 from karalabe/state-sync-leak-fix
karalabe
authored
eth/tracers: revert reason in call_tracer + error for failed internal calls (#21387)

libotony
and
holiman
authored

Commits on Aug 28, 2020

rpc: fix issue with null JSON-RPC messages (#21497)
fjl
authored

Commits on Sep 2, 2020

Commits on Sep 7, 2020

Commits on Sep 8, 2020

Commits on Sep 9, 2020