H5torch

**Full Changelog**: https://github.com/gdewael/h5torch/compare/0.1.4...0.1.5

- Appending to datasets

- Some bugfixes
- Added support for data type conversions
- Added support for injecting a `callable` into `h5torch.Dataset` to manipulate samples
- Added support for making data splits

**Full Changelog**: https://github.com/gdewael/h5torch/compare/0.1.3...0.1.4

This is really just an excuse to test if the tags are picked up correctly by setuptools_scm.

test