Added two run options and plot feature
Added two run options and plot feature

- Added min_rmse and screening type to pixel runner/plotter
- Refactored plot code
- Now also plots screened observations as red instead of black

c11/yatsm,jmorton/yatsm,valpasq/yatsm,c11/yatsm,jmorton/yatsm,valpasq/yatsm,jmorton/yatsm,ceholden/yatsm,ceholden/yatsm