Initializer
init(capabilities:maxPacketSize:characterSet:username:authResponse:database:authPluginName:)
Creates a new
MySQLHandshakeResponse41init(capabilities: MySQLProtocol.CapabilityFlags, maxPacketSize: UInt32, characterSet: MySQLProtocol.CharacterSet, username: String, authResponse: ByteBuffer, database: String, authPluginName: String)