Anton Samal

I replaced var with let, and also moved some duplicated code into one function(see function setBestEqPoint, pushToRibMaster, pushToConstruc). I'm also going to refactor edit.js and engine.js

### ⚠️ This issue respects the following points: ⚠️ - [X] This is a **bug**, not a question or a configuration/webserver/proxy issue. - [X] This issue is **not** already reported...