Lauren Fackler

For checkbox inputs of associations with unique pluralization requirements, e.g. specialty/specialties, ExAdmin incorrectly pluralizes the `_ids` param key: `specialtys`. In https://github.com/smpallen99/ex_admin/blob/master/lib/ex_admin/param_associations.ex#L34, if you replace ```elixir new_key = String.replace_suffix(key_as_string, "_ids", "s")...