Small fully connected model.

def basic_fc_small():
  """Small fully connected model."""
  hparams = common_hparams.basic_params1()
  hparams.learning_rate = 0.1
  hparams.batch_size = 128
  hparams.hidden_size = 256
  hparams.num_hidden_layers = 2
  hparams.initializer = "uniform_unit_scaling"
  hparams.initializer_gain = 1.0
  hparams.weight_decay = 0.0
  hparams.dropout = 0.0
  return hparams