Klassen und Aktionen:
	CryptoBox
		DebugMessage(level,text)
		isDeviceAllowed(devicename)
		getConfigValue
		setConfigValue
		getContainerList(opt: type)
	CryptoBoxContainer
		getName
		getDevice
		getUUID
		isMounted
		getCapacity
		mount
		umount
		create(type, opt: pw...)
		getType
	CryptoBoxContainerPlain (CryptoBoxContainer)
	CryptoBoxContainerLuks (CryptoBoxContainer)
		getCipher
		changePassword