default to numeric time signatures

private_includes/base/basic_format_and_style_settings.ily

@@ -57,6 +57,7 @@ generalLayout = \layout {
     \remove "Metronome_mark_engraver"
     \RemoveEmptyStaves
     \override VerticalAxisGroup.remove-first = ##t
+    \numericTimeSignature
     \overrideTimeSignatureSettings
       4/4               % timeSignatureFraction
       1/4               % baseMomentFraction