message: result documentation
diff: // http://opensource.org/licenses/MIT>, at your option. This file may not be
  // copied, modified, or distributed except according to those terms.
  -//! `ArgminResult`
  +//! # `ArgminResult`
  //!
  -//! TODO Documentation
  +//! Return type of the solvers. Includes the final parameter vector, the final cost, the number of
  +//! iterations, whether it terminated and the reason of termination.
  use parameter::ArgminParameter;
  use ArgminCostValue;
  