Imports
- github.com/btc_book/model
- github.com/btc_book/rpc
- github.com/btcsuite/btcd/btcec
- github.com/btcsuite/btcd/btcjson
- github.com/btcsuite/btcd/chaincfg
- github.com/btcsuite/btcd/chaincfg/chainhash
- github.com/btcsuite/btcd/txscript
- github.com/btcsuite/btcd/wire
- github.com/btcsuite/btcutil
- qiniupkg.com/x/errors.v7