- [x] carry around resampled data and list resamples - [x] plot data on chosen resample - [ ] automatically scale data, for example to a point or to a maximum. e.g., `mo.scale_to(do.on_tth, xvalue=52)` - [ ] extend (3) with an offset e.g., `mo.scale_to(do.on_tth, xvalue=52).plus(5)`