Function IsInNIF

cpp/src/command_classes/CommandClass.h:134–134

	void SetSecureSupport() { m_SecureSupport = true; }
	void SetInNIF() { m_dom.SetFlagBool(STATE_FLAG_INNIF, true); }
	bool IsInNIF() { return m_dom.GetFlagBool(STATE_FLAG_INNIF); }

	// Helper methods
	string ExtractValue( uint8 const* _data, uint8* _scale, uint8* _precision, uint8 _valueOffset = 1 )const;