I did write up an article breaking down more of the process over on 80.lv. Check it out here. https://80.lv/articles/tips-tricks-on...
Check out my artstation page! https://www.artstation.com/giovannini

Scripts hosted directly on our Discord server now:   / discord  
Check the #useful_tools_links channel once you join.

For KernSelectUI.mel, you can just drag and drop it into the script editor and execute it from there. Window should pop up as in the video.

Simplepipe is used to convert Splines to Geometry...
Simplepipe.mel has to be placed in Documents/maya/2017/scripts
and then executed from script editor by typing in "SimplePipe;" without quotations. Then select execute from the command menu. If you try to drag and drop the script into the script editor you'll get an error and the window won't pop up.