callMonitor             Helper to call certain step function of a
                        monitor.
cmaes                   Covariance-Matrix-Adaptation
getDefaultStoppingConditions
                        Return list of default stopping conditions.
makeMonitor             Factory method for monitor objects.
makeSimpleMonitor       Generator for simple monitor.
makeStoppingCondition   Generate a stopping condition object.
makeVisualizingMonitor
                        Generator for visualizing monitor.
stopOnCondCov           Stopping condition: high condition number.
stopOnMaxEvals          Stopping condition: maximal funtion
                        evaluations.
stopOnMaxIters          Stopping condition: maximal iterations.
stopOnNoEffectAxis      Stopping condition: principal axis.
stopOnNoEffectCoord     Stopping condition: standard deviation in
                        coordinates.
stopOnOptParam          Stopping condition: optimal params.
stopOnOptValue          Stopping condition: optimal objective value.
stopOnTimeBudget        Stopping condition: maximal time.
stopOnTolX              Stopping condition: low standard deviation.
