Today Andreas Ronge released version 0.0.6 of Neo4j.rb, a Ruby implementation of the popular graph database Neo4j. The new release introduces several notable features, including a new `sort_by` method and support for Lucene query language, which enables more efficient search capabilities. Additionally, lazy loading of search results has been implemented to improve performance. Users can learn more about the changes by checking out the project page or downloading the free O'Reilly ebook on graph databases.