display divergence on num of glyphs for all styles
display divergence on num of glyphs for all styles

(issue #1685)

graphicore/fontbakery,googlefonts/fontbakery,moyogo/fontbakery,graphicore/fontbakery,moyogo/fontbakery,googlefonts/fontbakery,googlefonts/fontbakery,moyogo/fontbakery,graphicore/fontbakery