Refactor: changed transferoutput location

packages/ledgerstate/ledgerstate.go

packages/ledgerstate/ledgerstate_test.go

packages/ledgerstate/outputs.png

packages/ledgerstate/outputs1.png

packages/ledgerstate/outputs2.png

packages/ledgerstate/reality.go

packages/ledgerstate/transfer.go

packages/ledgerstate/transfer_hash.go

packages/ledgerstate/transferoutput/reference.go

packages/ledgerstate/visualizer.go