Changes

A comma-separated values (CSV) file is a delimited text file that uses a comma to separate values. A CSV file stores tabular data (numbers and text) in plain text.. Beginning with Gramps 5.2, the CSV import module allows selecting addiational delimiters beyond commas.

==D3==

[https://github.com/d3/d3/wiki D3 (Data-Driven Documents)] is a JavaScript library and framework for manipulating visualization documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS. D3’s emphasis on web standards gives you the full capabilities of modern browsers without tying yourself to a proprietary framework, combining powerful visualization components and a data-driven approach to DOM manipulation.

[https://wikipedia.org/wiki/Graphviz Graphviz] (Graph Visualization) suite of open source software ([https://www.graphviz.org/download/ Download page])

'''[https://wikipedia.org/wiki/DOT_(graph_description_language) DOT]''' is the graph description language of the suite GraphViz. It has a human-readable syntax that describes network data, including subgraphs and elements appearances (i.e. color, width, label).