Multigraph/DiMultigraph multiplicity edges missing

[gdolle]

It seems that only one edge is displayed (or superposed) for multiplicity >1

using Multigraphs

g = DiMultigraph(3)
add_edge!(g, 1, 2);
add_edge!(g, 2, 3, 2); # multiplicity 2
add_edge!(g, 3, 4);

graphplot(g,names=1:ne(g))