All we're doing here so far is to provide
a nice interface for Brendan McKay's makeg program.
The values of n and m must lie between 1 and 16.
Selections can be mixed and matched under "What type of graph", with the
understanding that selecting bipartite graphs but not triangle-free graphs
will give you also all triangle-free graphs (since every bipartite graph is
Eventually we would like to add the generation of other unlabelled objects:
digaphs, posets, lattices.