* [NOD-303] Implement get transaction by id for api server
* [NOD-303] Make routeParamTxID a constant
* [NOD-303] Change database is not current error.
* [NOD-303] Add ID to TransactionInput and TransactionOutput models
* [NOD-303] Change transactions_outputs table name to transaction_outputs and transactions_inputs to transaction_inputs
* [NOD-303] Add json annotations to transaction response types
* [NOD-303] Split server package
* [NOD-303] Add GetTransactionByHashHandler
* [NOD-303] Add comments to exported functions and variables
* [NOD-303] Put response types in a separate file
* [NOD-303] Rename functions
* [NOD-310] Implement REST server in API server
* [NOD-310] MetaData -> Metadata
* [NOD-310] Make custom context methods instead of custom request functions
* [NOD-310] change "Request ID" prefix to "RID" and convert to apiServerContext with newAPIServerContext everywhere
* [NOD-286] Implement API-Server base structure
* [NOD-286] Add rpc user and password as command line arguments
* [NOD-286] Make log directory a CLI argument
* [NOD-286] Add db login details as CLI arguments
