Working on issue #47: Sort by num_variants by default.
Working on issue #47: Sort by num_variants by default.

churchlab/millstone,woodymit/millstone_accidental_source,churchlab/millstone,woodymit/millstone_accidental_source,churchlab/millstone,woodymit/millstone_accidental_source,woodymit/millstone,woodymit/millstone_accidental_source,woodymit/millstone,woodymit/millstone,woodymit/millstone,churchlab/millstone