* refactor: Move messagelayer/message to tangle/

* refactor: Modify the method receiver and annotate the error messages

* refactor: Move messagelayer/payload to tangle/

* refactor: Modify the method receiver and annotate err messages in payload

* refactor: Move messagelayer/messagerequester to tangle/

* refactor: Modify the method receiver in requester

* refactor: Move messageparser/builtinfilter to tangle/

* refactor: Move messageparser/ to tangle/

* fix: Import fmt and minor fixes

* refactor: Move messagefactory/ to tangle/

* refactor: Move tipselector/ to tangle/

* refactor: Rename method receivers in tipselector

* refactor: Move messagelayer/tangle to tangle/

* refactor: Rename method receivers and annotate error messages in tangle

* refactor: Move messagelayer/test to tangle/

* fix: Update to the develop branch

* refactor: Create data payload in testing message creation

* fix: Fix 



* fix: Rename for consistency

* fix: Move message related const from payload.go to message.go

* refactor: Use single character for method receivers

* fix: Fix the unit test by using the correct variable name

* Feat: merged marshal changes

* Feat: removed superfluous test

* Fix: fixed wrong comment

* refactor: Annotate error messages in marshal functions

* refactor: Import fmt package

* refactor: Aggregate all filters into filter.go

* refactor: Rename Factory to MessageFactory to clarify the functionality

* refactor: Rename Parser to MessageParser to clarify the functionality

* refactor: Rename Requester to MessageRequester to clarify the functionality

* refactor: Rename Parse to FromMarshalUtil for naming consistency

* refactor: Fix comments

Co-authored-by: Hans Moog <hm@mkjc.net>

* Feat: updated hive.go

* Feat: started refactoring parsing of entities

* Feat: first changes due to hive.go new marshaling logic

* Feat: fixed MessageMetadata

* Feat: fixed Approver

* Feat: updated MissingMessage

* Feat: started updating first branch models

* Feat: ported ConflictSet

* Fix: fixed bug with Conflict

* Fix: fixed some issues

* Fix: fixed branchmanager refactor

* Feat: refactored payload marshaling

* Feat: finished reworking PayloadMetadata

* Feat: finished refactoring PayloadApprover

* Fix: fixed some more models

* Feat: fixed some more issues

* Fix: one model left :P

* Fix: fixed last model

* Feat: fixed test

* Fix: fixed unused var bug due to debug

* Feat: fixed something in faucet payload

* Fix: fixed some issues

* Fix: fixed a bug in the refactor

* Feat: added debug output if error in drng test

* 

 Update drand docker image

Co-authored-by: Hans Moog <hm@mkjc.net>
Co-authored-by: capossele <angelocapossele@gmail.com>

* Fix: fixed some error must be last param

* Refactor: continued refactoring according to golint

* Refactor: addresses more golint warnings

* Refactor: refactored error last

* Fix: fixed hive.go

* Refactor: refactored alot according to golang-ci-list

* Refactor: intermediary commit

* Refactor: refactored additional code according to golint-ci

* Refactor: continued to refactor according to golint

* Refactor: refactored according to golint

* Fix: fixed last golinter reports

* replace 'transaction' with 'message' in message layer pkg

* remove more occurrences of 'transaction'

* fixes ReferencedMessageId() returning approverMessageId

* renames ApprovingMessageId to ApproverMessageId

* use ApproverMessageId in deleteFureCone()

* refactors message pkg

* renames payloadId in Message to contentId

* finalize comment on what a Message is

* refactors additional message sub pkgs

* renames 'transaction' to 'message' in gossip plugin

* removes occurrences of 'transaction' in graph plugin

* removes occurrences of 'transaction' in metrics plugin

* refactors dashboard plugin for messages

* removes further occurrences where tx is used instead of msg

* fixes TestMessageRequest in manager_test.go

* go fmt explorer_routes.go

* fix review comments

* fix Errorf order

* throw around bones

* Feat: refactored message + started to add tests

* Refactor: go mod tidy

* Refactor: continued to refactor message

* Feat: updated to last hive.go + added Signature() methid

* Feat: go mod tidy

* Feat: added mutex to the signature write in Bytes()

* Fix: fixed Signature method

* Feat: refactored message methods

* Feat: refactored output

* Fix: fixed signature mismatch in tangle factory methods

* Refactor: go mod tidy

* Feat: added solditification logic to value tangle

* Feat: fixed some code related to objectstorage factories

* Feat: started reworking output model

* Refactor: refactored some of the model

* Refactor: started to refactor some additional models

* Refactor: started to refactor message layer

* Refactor: still refactoring :/

* Refactor: refactored some more

* Refactor: some error messages are gone YAY

* Refactor: refactor complete