NuGet/NuGetGallery — pull request #550 by pranavkm (2012-07-16 05:45:08+00:00)
Title: Modifying Lucene to store latest and latest stable packages for prerelease filtering

* Fixing bug where using multiple IndexWriters would lock the index
* Improving search perf by adding boosts to fields at index time
* Removing the need to recreate index by updating the index when
aggregate download counts are updated.