Maintenance and python 3.9 drop (#67)

Rename `format` to `format_string` in `Description` as per SDDS defin…

…ition. (#63)

fixes #49 and black format, fixed typing issues (#59)

* fixes #49 and black format, fixed typing issues
* more type hints, Changelog and eliminated depreciation warnings from numpy
* Version bump in __init__.py

Gzip reading and compression abstraction (#58)

Fix typehints bug (#55)

* switched to dataclasses
* optional field and array dims, type = type_
* Test and docstrings

Support little endian (#48)

* added endianness
* bugfixes, tests and doc
* version 0.3.0 + Ubuntu 22.04

Merge pull request #43 from pylhc/zenodo_file

Added zenodo file

Pathlib support (#28)

Bump version: 0.1.2 → 0.1.3

Bump version: 0.1.1 → 0.1.2