* [NOD-270] Added notifyChainChanges and related commands.
* [NOD-270] Added NTChainChanged to blockdag.
* [NOD-270] Implemented collection and sending of ChainChanged notifications.
* [NOD-270] Fixed an improperly named test.
* [NOD-270] Added a test: TestChainChangedNotification.
* [NOD-270] Fixed a couple copy+paste errors.
* [NOD-270] Added a couple of comments for TestChainChangedNotification.
* [NOD-270] Fixed formatting error.
* [NOD-270] Fixed a comment.
* [NOD-270] Uncoupled chain updates inside blockdag from the concept of a notification.
* [NOD-270] Removed intermediary ChainUpdates object from ChainChangedNotificationData.
* [DEV-361] Create type TxID as alias to daghash.Hash. Use it for transaction IDs
* [DEV-361] Fixed missed renames
* [DEV-361] Removed usage of zeroHash
* [DEV-361] Fixed more missed renames
* [DEV-319] Implemented transaction data sending logic.
* [DEV-319] Implemented NotifyNewTransactions command validation.
* [DEV-319] Reduced some duplication in notifyForNewTx.
* [DEV-319] Renamed a parameter for clarity.
* [DEV-319] Added a test for marshalling/unmarshalling the new varient of notifyNewTransactions.
* [DEV-319] Added a check in handleNotifyNewTransactions to avoid unnecessary validation.
* [DEV-319] Added comments to explain the initialization of marshalledJSONVerboseFull and marshalledJSONVerbosePartial.
* [DEV-42] Fixed rpcserverhelp.go.
* [DEV-42] Fixed GetBlockHeaderVerboseResult, GetBlockVerboseResult, and GetBlockTemplateResult.
* [DEV-42] Fixed rpcserver.go.
* [DEV-42] Got rid of the rescan command. Apparently it was deprecated and succeeded by the rescanBlocks command.
* [DEV-42] Modified handleRescanBlocks to satisfy compilation.
* [DEV-42] Fixed failing tests in rpcserver.go and rpcserverhelp.go.
* [DEV-42] Removed tests for rescan.
* [DEV-42] Removed rescan from notify.go.
* [DEV-42] Fixed a couple of comments I've missed.
