Changes
- arm61 - An argument has been added to the `diffusion` method. It is now **necessary** to pass the first time interval (in `kinisi` units of picoseconds) that should be used in the diffusion analysis. This should be greater than the start of the diffusive regime.
- alexsquires - Support for ASE objects has been added.
- alexsquires - Improvements to the saving and loading `.hdf` file functionality.
- arm61 - Documentation improvements.