New in version 1.1.
Fuse thread-contiguous leaves:
abjad> staff = Staff("c'8 d'8 e'8 f'8")
abjad> leaftools.fuse_leaves_big_endian(staff[1:])
[Note("d'4.")]
abjad> f(staff)
\new Staff {
c'8
d'4.
}
Rewrite duration of first leaf in leaves.
Detach all leaves in leaves other than first leaf from score.
Return list of first leaf in leaves.
Changed in version 2.0: renamed fuse.leaves_by_reference() to leaftools.fuse_leaves_big_endian().