Changelog:
- Add raster mark interpolation options nearest, barycentric, and random-walk.
- Add initial plot auto-height support, fixes case of raster dimensions without a specific plot height.
- Add aeromagnetic survey example to test raster interpolation and smoothing.
- Update example preparation script, consolidate processing for both tests and docs.
- Fix error reduction in initialization of Deriche convolution.
- Bump dependencies.