DIYAT Switch V4 - IMPROVED/NEW CUSTOMIZER PARAMETERS)

### **2020 IMPROVED AND NEW CUSTOMIZER PARAMETRIC FEATURES:**
* **Radial flexure width** and the concave button recess are now more proportional to outside diameter changes.
* **Radial flexure thickness** is now a parameter to control activation force (Lo, Med and Hi). The default is Lo but Hi force will increase the activation force by approximately 66 grams force for the 35mm switch.
* Since the **LilyPad Button Board** is available in two PCB thicknesses I added an option for **Thin or Thick**. The **default is Thin** (.8mm) as supplied by **SparkFun Electronics**. However the **Thick** setting will change the base part standoff height to accommodate a 1.6mm PCB thickness (as found on Amazon and elsewhere in the internet).
* Since **Thingiverse Customizer** is still unreliable, I have posted **more STL file options** to make it easier to download the size and button style you prefer. There are now 12 file options: **small, med and large** each with a choice of **convex or conc