Downgraded the gemspec's RDF.rb dependency for the time being, to help with Bundler use.
Downgraded the gemspec's RDF.rb dependency for the time being, to help with Bundler use.

Note, though, that a recent HEAD revision of RDF.rb *is* required, and 0.2.3 won't cut it.

gkellogg/sparql-algebra,gkellogg/sparql-algebra