public AbSplitOptionsBuilder SplitOn(AbSplitOptions.SplitTestType splitTestType)
 {
     Options.SplitTest = splitTestType;
     return this;
 }
 public AbSplitOptionsBuilder WonBy(AbSplitOptions.PickWinnerOption winner)
 {
     Options.PickWinner = winner;
     return this;
 }
 public AbSplitOptionsBuilder()
 {
     Options = new AbSplitOptions();
 }