lilypond-1.8.1: dependencies

Dependencies for lilypond-1.8.1

library	base (>=4 && <5) data-default music-dynamics-literal (==1.8.1) music-pitch-literal (==1.8.1) prettify process (>=1.2 && <1.3) semigroups (>=0.13.0.1 && <1) vector-space (>=0.8.7 && <0.9)