Feat: finished ledgerstate + started implementing multiverse consensus

packages/binary/tangle/tangle.go

packages/binary/transaction/id.go

packages/binary/transaction/payload.go

packages/binary/transaction/payload_id.go

packages/binary/transaction/transaction.go

packages/bitutils/offset.go

packages/bitutils/offset_test.go

packages/ledgerstate/ledgerstate_test.go

packages/ledgerstate/outputs1.png

packages/ledgerstate/outputs2.png

packages/ledgerstate/realities1.png

packages/ledgerstate/realities2.png

packages/ledgerstate/reality.objectstorage.go