Customizable wedding cake topper

Customizable wedding cake topper. To personalize:

1. Install OpenScad and open wedding_cake_topper.scad on it
2. Download some opensource font and put .ttf or .otf font file to same folder as scad file
   1. It is necessary to choose some hand written font (letters must be one continue line or with minimum spaces between letters).
3. Put font file to use clausule
   1.  
4. Change font variable to font name (it can be installed system font)
5. Change herName variable (first line)
6. Change hisName variable (second line)
7. Tune sizes and idnetation (if you don't change the sizes it shouldn't be necessary):
   1. fontHeight - how big text is
   2. heartDeltaY - allign of hearth in Y axis
   3. heartDeltaX - allign of hearth in X axis
   4. heartResizeRatio - more than 1 → bigger hearth less than 1 → smaller hearth
8. Render model
9. Save as stl
10. Print it
    1. It is bigger than mk3 plate → you have to rotate like this
       1. 
    2. Text is 1mm higher than hearth → you can change color when hearth is printed:
       1. https://help.prusa3d.com/article/color-change_1687