message: Folds default input parameters into Input struct in 'mesh_tester' example
  This allows us to make the default constructor 'default'.
diff: @@ -88,24 +88,16 @@ struct Input
  {
  static const std::set<RuntimePolicy> s_validPolicies;
  - std::string stlInput;
  - std::string vtkOutput;
  - RuntimePolicy policy;
  -
  - int resolution;
  - double weldThreshold;
  - bool skipWeld;
  - bool verboseOutput;
  -
  - Input()
  - : stlInput("")
  - , vtkOutput("")
  - , policy(seq)
  - , resolution(0)
  - , weldThreshold(1e-6)
  - , skipWeld(false)
  - , verboseOutput(false)
  - { };
  + std::string stlInput {""};
  + std::string vtkOutput {""};
  + RuntimePolicy policy {seq};
  +
  + int resolution {0};
  + double weldThreshold {1e-6};
  + bool skipWeld {false};
  + bool verboseOutput {false};
  +
  + Input() = default;
  void parse(int argc, char** argv, CLI::App& app);
  