Fixed RSpec warnings and fixed exist? for Neo4j::Node and Neo4j::Relationship to return false instead of nil
Release 3.0.0.alpha.15
Impl. rel_type on relationship
rel_type for embedded needs to be inside transaction
Release 3.0.0.alpha.16

Impl. rel_type for Neo4j::Relationship
Better error handling for Rake and when user forgot to create a session fixes #76
Use 2.1.2 Neo4j, since old version can't be downloaded any longer
Simplification of Neo4j::Server::CypherResponse::HashEnumeration
cypher queries handle nil property values correctly
Merge pull request #80 from subvertallchris/master

cypher queries handle nil property values correctly
single ExecutionEngine instance in embedded DB
Merge pull request #83 from subvertallchris/master

single ExecutionEngine instance in embedded DB