Merge branch 'release' into 'master'

Makefile

README.md

cmd/control.go

cmd/control_test.go

cmd/impl.go

cmd/permissioning.go

cmd/poll.go

cmd/poll_test.go

cmd/registration.go

cmd/registration_test.go

cmd/root.go

go.mod

go.sum

scheduling/simple/createRound.go

scheduling/simple/createRound_test.go

scheduling/simple/nodeStateChange.go

scheduling/simple/nodeStateChange_test.go

scheduling/simple/pool.go

scheduling/simple/pool_test.go

scheduling/simple/roundID.go