Here is what I did. Edit the plugin file ‘fergcorp_milestone.php asnd change lines 158-184 to
public function calculate_units($eventDiff, $eventDate){
// if($eventDiff >= 31536000+date("L", $eventDate)*86400){
// $value = floor($eventDiff/(31536000+date("L", $eventDate)*86400));
// $unit = _n("year", "years", $value, "fergcorp_milestone");
// }
// elseif($eventDiff >= 86400*date("t", $eventDate) ){
// $value = floor($eventDiff / ( 86400 * 30 ) );
// $unit = _n("month", "months", $value, "fergcorp_milestone");
// }
// else
if($eventDiff >= 86400){
$value = floor($eventDiff/86400);
$unit = _n("day", "days", $value, "fergcorp_milestone");
}
// elseif($eventDiff >= 3600){
// $value = floor($eventDiff/3600);
// $unit = _n("hour", "hours", $value, "fergcorp_milestone");;
// }
// elseif($eventDiff >= 60){
// $value = floor($eventDiff/60);
// $unit = _n("minute", "minutes", $value, "fergcorp_milestone");;
// }
// else{
// $value = $eventDiff;
// $unit = _n("second", "seconds", $value, "fergcorp_milestone");
// }
that will cause it to just show in days