成员的完整列表，这些成员属于 eve::dialogue::ConversationSaveMigrations,包括所有继承而来的类成员

clear()	eve::dialogue::ConversationSaveMigrations	inline
migrate(const StateValue &state, const Resolver &resolve) const	eve::dialogue::ConversationSaveMigrations
registerMigration(const std::string &assetId, int fromVersion, const std::string &currentAssetId, const std::string &nodeMap)	eve::dialogue::ConversationSaveMigrations
Resolver typedef	eve::dialogue::ConversationSaveMigrations