ztlxltl experimental FamilyTreeView (FTV) chart view
by @ztlxltl
Project Name: FamilyTreeView (5.2)
https://raw.githubusercontent.com/ztlxltl/FamilyTreeView/dist/gramps52
Project Name: FamilyTreeView (6.0)
https://raw.githubusercontent.com/ztlxltl/FamilyTreeView/dist/gramps60
