bbotk 0.3.0

• Improved TerminatorPerfRearched documentation.
• Added check_values flag in OptimInstance, OptimInstanceSingleCrit,
  OptimInstanceMultiCrit, ObjectiveRFun and ObjectiveRFunDt.
• Archive$data is a public field now.
• Renamed m parameter to batch in Archive$best().
• ArchiveBest stores no data but records the best scoring evaluation.
• Reduced runtime if ObjectiveRFunDt and a domain without trafo is used.
• OptimizerDesignPoints supports ParamUty.
• Start values for OptimizerCmaes abd OptimizerNloptr are created randomly
  or from center of search space.
• Optimizer$optimize() supports progress bars via the package progressr.