- update to 1.2.6:
* correcting bug when writing files with character columns with
all missing, character length set to 1
* Correcting bug for datetime64[us
* Added modification_time and creation_time to metadata
* added datetime64[us in addition to ns for improvement when
writing.

* changes introduced for compatibility with cython 3.0.0.
* added num_rows to multiprocessing to allow processing of xport,
* Using os.fsencode when reading file paths to support file system
file labels, reading newer por files date-like columns, and few
* fixed sharing permissions when reading files on windows,
- Updates for 1.0.2
* Updated default widths for DATE and DATETIME formats
(from Readstat src). That make the files readable both in SPSS
- Updates for 1.0.1