All of these contributions are thanks to @Tony-0tis
New: option to show an additional unit of measure when showing proportion guides
Fix: Shoulder To Crotch calculation is now displayed correctly in proportion guides
Fix: Knee to Heel unit of measure is now displayed in proportion guides
new: reorganized plugin configuration screen
new: can now turn on and off lines in Auto Feature Guides section
new: can now turn on and off lines in Auto Proportion Guides section