New FamilyTreeView Addon (Thread 2)

@ztlxltl If they make sense not only for me:

  1. I use (I think not only me) Caste person attributes to save there Caste like:
    a Cossack, a peasant, a nobleman, a prince. I thought about ways how is it possible to show caste-tree to see which branches are Cossacks, peasants and so on… What about adding a setting when box changes color or image according to specified Caste? So, all Cossacks Boxes will have photo like this:

    peasants will show another photo…
    Another Gramps users use another attributes. For example children count. It is a good way to show different images for religion attribute, or different children amounts.

It will look like this: