Merge branch 'develop' into feat/tipmanager

dapps/valuetransfers/dapp.go

dapps/valuetransfers/fpc.go

dapps/valuetransfers/packages/branchmanager/branchmanager.go

...luetransfers/packages/branchmanager/branchmanager_test.go

dapps/valuetransfers/packages/ledgerstate/ledgerstate.go

dapps/valuetransfers/packages/tangle/attachment.go

dapps/valuetransfers/packages/tangle/consumer.go

dapps/valuetransfers/packages/tangle/events.go

dapps/valuetransfers/packages/tangle/ledgerstate.go

dapps/valuetransfers/packages/tangle/missingoutput.go

dapps/valuetransfers/packages/tangle/objectstorage.go

dapps/valuetransfers/packages/tangle/output.go

dapps/valuetransfers/packages/tangle/payloadmetadata.go

dapps/valuetransfers/packages/tangle/tangle.go

dapps/valuetransfers/packages/tangle/tangle_test.go

dapps/valuetransfers/packages/tangle/transactionmetadata.go

dapps/valuetransfers/packages/test/valuetransfers_test.go

dapps/valuetransfers/packages/transaction/id.go

dapps/valuetransfers/packages/utxodag/events.go

dapps/valuetransfers/packages/utxodag/objectstorage.go