# Functions
DefaultDataDir default work directory.
# Constants
DefaultXMPPServer xmpp server.
# Variables
ChainID for the block chain.
DBPath is the default database connection string.
DBType is the default database.
DebugMode for debug setting.
DefaultFeeConstantPart 收费固定部分为0.
DefaultFeePercentPart 比例缺省万分之一.
model3.FeePolicyPercent.
MatrixServer the matrix server for path finder use.
ObserverKey is the key login to matrix server to observer other's presence.
Port is listening service port.
RegistryAddress contract works on.