public void ResetOnly()
 {
     _settings.Backup();
     foreach (var person in _settings.People)
     {
         person.TotalBuilds                            = 0;
         person.FailedBuilds                           = 0;
         person.Achievements                           = new List <AchievementSetting>();
         person.CumulativeBuildTime                    = 0;
         person.CurrentBuildRatio                      = 0;
         person.CurrentSuccessInARow                   = 0;
         person.LowestBuildRatioAfter50Builds          = 0;
         person.MaxBuildsInOneDay                      = 0;
         person.NumberOfTimesFixedSomeoneElsesBuild    = 0;
         person.NumberOfTimesPerformedBackToBackBuilds = 0;
     }
     _settings.Save();
 }