hibernate/hibernate-search — pull request #582 by Sanne (2014-03-21 14:25:53+00:00)
Title: HSEARCH-1499

Besides improving the DistanceCollector's memory consumption, this removes usage of `org.apache.lucene.facet.collections.IntToDoubleMap` which is no longer available in Lucene.

https://hibernate.atlassian.net/browse/HSEARCH-1499