Fix option setter

Author: trentrichardson

jquery-ui-timepicker-addon.js

@@ -1276,7 +1276,9 @@ $.datepicker._optionDatepicker = function(target, name, value) {
 		else if (onselect)
 			tp_inst._defaults.onSelect=onselect;
 	}
-	this._base_optionDatepicker(target, name, value);
+	if (value === undefined)
+		return this._base_optionDatepicker(target, name);
+	return this._base_optionDatepicker(target, name, value);
 };
 
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