Prevents the notification from duplicating itself if it's presented more than once
Prevents the notification from duplicating itself if it's presented more than once

AlvaroFranco/AFDropdownNotification,mohsinalimat/AFDropdownNotification,howeguo/AFDropdownNotification,lijie121210/AFDropdownNotification,carayolthomas/AFDropdownNotification,mgrebenets/AFDropdownNotification