Pedigree map combined changes

[ddrury]

This PR takes the elements applicable to the Pedigree map module from the following PR's so as to provide a consolidated collection of changes. #4202, #4203, #4208, #4211

[codecov]

Codecov Report

Merging #4228 (5d4e8b0) into main (415d36f) will decrease coverage by 0.85%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##               main    #4228      +/-   ##
============================================
- Coverage     32.63%   31.78%   -0.86%     
- Complexity    11047    11072      +25     
============================================
  Files          1093     1090       -3     
  Lines         40449    39047    -1402     
============================================
- Hits          13202    12411     -791     
+ Misses        27247    26636     -611     

Impacted Files	Coverage Δ
app/Module/PedigreeMapModule.php	0.00% <0.00%> (ø)
app/Validator.php	58.62% <0.00%> (-37.27%)	⬇️
app/Elements/XrefMedia.php	36.84% <0.00%> (-17.01%)	⬇️
app/Census/CensusColumnRelationToHead.php	60.00% <0.00%> (-15.00%)	⬇️
app/Http/RequestHandlers/AccountEdit.php	81.81% <0.00%> (-11.74%)	⬇️
app/Elements/EventTypeCitedFrom.php	90.90% <0.00%> (-9.10%)	⬇️
app/Services/TreeService.php	14.28% <0.00%> (-8.90%)	⬇️
app/Elements/AbstractEventElement.php	76.92% <0.00%> (-6.42%)	⬇️
app/Http/RequestHandlers/UserListData.php	65.30% <0.00%> (-5.39%)	⬇️
app/Elements/XrefSource.php	88.88% <0.00%> (-4.87%)	⬇️
... and 687 more

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[ddrury]

Note:
The following lines should have been removed from chart.phtml in commit "Provide ability to switch the parent-child lines on or off " but were omitted in error and subsequently removed in commit "Add parent identifier & thumbnail image to Pedigree map sidebar".

About lines 113 - 116 in onEachFeature: function (feature, layer) {

if (feature.properties.polyline) {
  let pline = L.polyline(feature.properties.polyline.points, feature.properties.polyline.options);
   markers.addLayer(pline);
}