message: Missed updating description
diff: @@ -14,7 +14,7 @@ class arg_log_prob : public categorical_argument {
  _name = "log_prob";
  _description
  = "Return the log-probability and its gradients, given supplied "
  - "(unconstrained) parameters";
  + "parameters";
  _subarguments.push_back(new arg_log_prob_unconstrained_params());
  _subarguments.push_back(new arg_log_prob_constrained_params());
  