Fixed BoundedPriorityQueue.Poll method so it returns the default(T) when the queue is empty instead of throwing an exception.
Fixed BoundedPriorityQueue.Poll method so it returns the default(T) when the queue is empty instead of throwing an exception.

NightOwl888/BoboBrowse.Net,NightOwl888/BoboBrowse.Net,NightOwl888/BoboBrowse.Net