BUG:  Explicitly set marker style for PCA plot
BUG:  Explicitly set marker style for PCA plot

On windows, markers only show up with cross and square type

DCBIA-OrthoLab/ShapeVariationAnalyzer,pdedumast/ShapeVariationAnalyzer,pdedumast/ShapeVariationAnalyzer,DCBIA-OrthoLab/ShapeVariationAnalyzer,DCBIA-OrthoLab/ShapeVariationAnalyzer