message: Fix the contrib losses function bullet lists rendering
diff: @@ -107,19 +107,19 @@ weighted average over the individual prediction errors:
  loss = tf.contrib.losses.mean_squared_error(predictions, depths, weight)
  ```
  -@{tf.contrib.losses.absolute_difference}
  -@{tf.contrib.losses.add_loss}
  -@{tf.contrib.losses.hinge_loss}
  -@{tf.contrib.losses.compute_weighted_loss}
  -@{tf.contrib.losses.cosine_distance}
  -@{tf.contrib.losses.get_losses}
  -@{tf.contrib.losses.get_regularization_losses}
  -@{tf.contrib.losses.get_total_loss}
  -@{tf.contrib.losses.log_loss}
  -@{tf.contrib.losses.mean_pairwise_squared_error}
  -@{tf.contrib.losses.mean_squared_error}
  -@{tf.contrib.losses.sigmoid_cross_entropy}
  -@{tf.contrib.losses.softmax_cross_entropy}
  -@{tf.contrib.losses.sparse_softmax_cross_entropy}
  +* @{tf.contrib.losses.absolute_difference}
  +* @{tf.contrib.losses.add_loss}
  +* @{tf.contrib.losses.hinge_loss}
  +* @{tf.contrib.losses.compute_weighted_loss}
  +* @{tf.contrib.losses.cosine_distance}
  +* @{tf.contrib.losses.get_losses}
  +* @{tf.contrib.losses.get_regularization_losses}
  +* @{tf.contrib.losses.get_total_loss}
  +* @{tf.contrib.losses.log_loss}
  +* @{tf.contrib.losses.mean_pairwise_squared_error}
  +* @{tf.contrib.losses.mean_squared_error}
  +* @{tf.contrib.losses.sigmoid_cross_entropy}
  +* @{tf.contrib.losses.softmax_cross_entropy}
  +* @{tf.contrib.losses.sparse_softmax_cross_entropy}
  