* [NOD-1496] Implement headers only verification
* [NOD-1496] Add checkParentsExist
* [NOD-1496] Stage block statuses in block processor
* [NOD-1496] Rename AddBlock->AddHeaderTip
* [NOD-1496] Return early from validateAndInsertBlock on header only and put ValidateProofOfWorkAndDifficulty inside validateBlock
* [NOD-1420] Start working on ConsensusStateManager. Might be redundant due to recent changes
* [NOD-1420] Convert model to externalapi in utxo_algerbra helpers
* [NOD-1420] Add UTXO-diff algebra
* [NOD-1420] Prepare skeleton of calculateAcceptanceDataAndMultiset
* [NOD-1420] Added skeleton for AddBlockToVirtual
* [NOD-1420] Implement PopulateTransactionWithUTXOEntries
* [NOD-1420] Implement restorePastUTXO
* [NOD-1420] Implement finality check
* [NOD-1420] Move handling of tips to consensusStateManager
* [NOD-1420] Implement calculateAcceptanceDataAndMultiset
* [NOD-1420] Start implementing resolveBlockStatus
* [NOD-1420] Implement resolveBlockStatus
* [NOD-1420] Update related fields in end of resolveSingleBlockStatus
* [NOD-1420] Start working on selectVirtualParents
* [NOD-1420] Implemented BlockHeap
* [NOD-1420] Implement selectVirtualParents
* [NOD-1420] Implement updateVirtual
* [NOD-1420] Added comments where they were missing
* [NOD-1420] Place all consensusStateManager functions in correct files
* [NOD-1420] Return the missing outpoints from populateTransactionWithUTXOEntriesFromVirtualOrDiff
* [NOD-1420] Outpoint.ID -> TransactionID
* [NOD-1420] Fix Stringer tests
* [NOD-1420] Copy hash.FromString into utils
* [NOD-1420] SetParents should return an error
* [NOD-1420] Remove all reachabilityManager references from consensusStateManager
* [NOD-1420] Remove VirtualData. Get the info from the stores where needed
* [NOD-1420] Invert parameters to IsAncestorOf
* [NOD-1420] Use model.AcceptanceData
* [NOD-1420] Don't return accumulatedMassBefore in error cases
* [NOD-1420] Don't expect store functions to return nil when the requested data was found - instead add HasXXX functions
* [NOD-1420] addTransactionToMultiset sets isCoinbase properly
* [NOD-1420] expected hash string length is externalapi.DomainHashSize * 2
* [NOD-1420] Rename reachabilityTree -> reachabilityManager + updateReindexRoot if isNextVirtualSelectedParent
* [NOD-1420] ValidateCoinbaseTransaction in csm.verifyAndBuildUTXO
* [NOD-1420] Re-write HAsUTXODiffChild
* [NOD-1420] delete past_utxo.go.bak
* [NOD-1420] Implement validateCoinbaseTransaction in CSM
* [NOD-1420] Imlemented missing functionality in ValidateTransactionAndPopulateWithConsensusData
* [NOD-1420] Moved merge depth logic to MergeDepthManager
* [NOD-1420] Add logs
* Add new ErrMissingTxOut error
* Add tests for ruleError wrapping
* Update consensus to use new ErrMissingTxOut type where appropriate
* Add new ErrInvalidTransactionsInNewBlock error
* Add wrapping tests for ErrInvalidTransactionsInNewBlock
* Fix Review suggestions
* Fix broken serialization(add pointer redirection)
