Imports
- bitbucket.org/cpchain/chain/commons/cache
- bitbucket.org/cpchain/chain/commons/log
- bitbucket.org/cpchain/chain/configs
- bitbucket.org/cpchain/chain/types
- github.com/ethereum/go-ethereum/common
- github.com/ethereum/go-ethereum/common/hexutil
- github.com/ethereum/go-ethereum/common/math
- github.com/ethereum/go-ethereum/crypto
- github.com/ethereum/go-ethereum/crypto/bn256
- golang.org/x/crypto/ripemd160