PERFORMANCE: Lucene.Net.Index.DocumentsWriterFlushQueue: Replaced FlushTicket LinkedList with a Queue
PERFORMANCE: Lucene.Net.Index.DocumentsWriterFlushQueue: Replaced FlushTicket LinkedList with a Queue

NightOwl888/lucenenet,jeme/lucenenet,sisve/lucenenet,apache/lucenenet,jeme/lucenenet,NightOwl888/lucenenet,jeme/lucenenet,apache/lucenenet,NightOwl888/lucenenet,apache/lucenenet,sisve/lucenenet,apache/lucenenet,NightOwl888/lucenenet,jeme/lucenenet