* Add ECDSA support
* Add domain separation to ECDSA sighash
* Use InfallibleWrite instead of Write
* Rename funcs
* Fix wrong use if vm.sigCache
* Add TestCalculateSignatureHashECDSA
* Add consts
* Fix comment and test name
* Move consts to the top
* Fix comment
* Use BLAKE2B instead of HASH160, and get rid of any usage of RIPEMD160
* Change genesis coinbase payload script to OP_FALSE
* Fix tests after conflict
* Remove duplicate tests
* Change file name
* Change atomic swap to use proper hash size
* [NOD-1500] Added Domain type and Constructor
* [NOD-1500] Replaced dag+txpool with domain in flowContext
* [NOD-1500] Replaced dag+txpool with domain in flowContext
* [NOD-1500] Converters: domain objects from/to appmessage
* [NOD-1500] Convert hashes to DomainHashes in appmessages
* [NOD-1500] Remove references to daghash in dagconfig
* [NOD-1500] Fixed all appmessage usages of hashes
* [NOD-1500] Update all RPC to use domain
* [NOD-1500] Big chunk of protocol flows re-wired to domain
* [NOD-1500] Finished re-wiring all protocol flows to new Domain
* [NOD-1500] Fix some mempool and kaspaminer compilation errors
* [NOD-1500] Deleted util/{block,tx,daghash} and dbaccess
* [NOD-1500] util.CoinbaseTransactionIndex -> transactionhelper.CoinbaseTransactionIndex
* [NOD-1500] Fix txsigner
* [NOD-1500] Removed all references to util/subnetworkid
* [NOD-1500] Update RpcGetBlock related messages
* [NOD-1500] Many more compilation fixes
* [NOD-1500] Return full list of missing blocks for orphan resolution
* [NOD-1500] Fixed handshake
* [NOD-1500] Fixed flowcontext compilation
* [NOD-1500] Update users of StartIBDIfRequired to handle error
* [NOD-1500] Removed some more fields from RPC
* [NOD-1500] Fix the getBlockTemplate flow
* [NOD-1500] Fix HandleGetCurrentNetwork
* [NOD-1500] Remove redundant code
* [NOD-1500] Remove obsolete notifications
* [NOD-1500] Split MiningManager and Consensus to separate fields in Domain
* [NOD-1500] Update two wrong references to location of txscript
* [NOD-1500] Added comments
* [NOD-1500] Fix some tests
* [NOD-1500] Removed serialization logic from appmessage
* [NOD-1500] Rename database/serialization/messages.proto to dbobjects.proto
* [NOD-1500] Delete integration tests
* [NOD-1500] Remove txsort
* [NOD-1500] Fix tiny bug
* [NOD-1500] Remove rogue dependancy on bchd
* [NOD-1500] Some stylistic fixes
* [DEV-97] Moved github.com/daglabs/btcutil into github.com/daglabs/btcd/btcutil.
* [DEV-97] Updated Gopkg.toml to no longer refer to btcutil.
* [DEV-97] Renamed btcutil to util.