Neo4j has released its version 1.4 "Kiruna Stol" General Availability package, featuring a new Cypher query language that provides humane syntax for graph queries, automatic indexing to manage the lifecycle of index entries, and improvements to performance, REST API, and Webadmin tools. The release includes upgrades to Lucene 3.1, support for self-relationships, and enhancements to indexes, making it the best release yet according to Neo4j's team.