Refactor: changed package structure

go.mod

go.sum

packages/binary/tangle/events.go

packages/binary/tangle/model/approvers/approvers.go

packages/binary/tangle/model/approvers/cached_approvers.go

...gle/model/missingtransaction/cached_missingtransaction.go

...ary/tangle/model/missingtransaction/missingtransaction.go

...ges/binary/tangle/model/transaction/cached_transaction.go

packages/binary/tangle/model/transaction/id.go

packages/binary/tangle/model/transaction/init.go

...ages/binary/tangle/model/transaction/payload/data/data.go

...ages/binary/tangle/model/transaction/payload/data/init.go

packages/binary/tangle/model/transaction/payload/id.go

packages/binary/tangle/model/transaction/payload/payload.go

packages/binary/tangle/model/transaction/payload/type.go

.../binary/tangle/model/transaction/payload/type_register.go

.../model/transaction/payload/valuetransfer/valuetransfer.go

.../binary/tangle/model/transaction/test/transaction_test.go

packages/binary/tangle/model/transaction/transaction.go

...e/model/transactionmetadata/cached_transactionmetadata.go