Updates code due to code review changes

packages/binary/drng/dispatcher.go

packages/binary/drng/dispatcher_test.go

packages/binary/drng/drng.go

packages/binary/drng/events.go

packages/binary/drng/payload/header/header.go

packages/binary/drng/payload/header/header_test.go

packages/binary/drng/payload/payload.go

packages/binary/drng/payload/payload_test.go

packages/binary/drng/state/options.go

packages/binary/drng/state/state.go

packages/binary/drng/state/state_test.go

...inary/drng/subtypes/collectiveBeacon/collective_beacon.go

.../drng/subtypes/collectiveBeacon/collective_beacon_test.go

...es/binary/drng/subtypes/collectiveBeacon/events/events.go

...nary/drng/subtypes/collectiveBeacon/events/events_test.go

...s/binary/drng/subtypes/collectiveBeacon/payload/common.go

.../binary/drng/subtypes/collectiveBeacon/payload/payload.go

...ry/drng/subtypes/collectiveBeacon/payload/payload_test.go

plugins/drng/drng.go

plugins/drng/parameters.go