routines for making nice plots

[mvanriet]

For instance, histogram plot of a Gaussian tolerance analysis, and then also indication of the min/max values from the worst-case analysis.

Also advanced coloring for plotting tolerance analysis.  A bit like these :

• https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcR_vx_pm18awarrVwbZSFUlj9IeE4_4a400FwotA5JIWmsJFYhInTsvq7g86mY14WXGRF4&usqp=CAU 
• https://www.caniretireyet.com/wp-content/uploads/MC-Analysis.jpg 
• https://miro.medium.com/max/1324/1*QBX_ceM_L8xmhd5f58KRTA.png