imaprogrammer

Create filesystem if it does not exist and 'create' flag is set in open_fs

1

`open_fs` function takes in the `create` optional argument, which when set, will create the filesystem instead raising an exception on opening a (non-existent) disk image file. Currently, pyfatfs [does not](https://github.com/nathanhi/pyfatfs/blob/ee9ff1897ce5289f709e2f7692ccce2ab8dd5e4a/pyfatfs/PyFatFSOpener.py#L32)...

## What is your suggestion? Allow configuring an (optional) expiry age for the login cookie so that it persists beyond a browser session. This is handy for not re-entering the...

It would be really nice to be able to obtain the size of the internal struct object in bytes. For example, to access the correct number of bytes to read...