Use JSON-LD to iterate through W3C tests.
Update for RDF 1.1
Disable writer specs for JRuby.
Turn off Travis for JRuby.
Update writer due to change in Literal#plain?
Use base_uri from Reader, to pick up the file location.
Use JRuby version 1.7.4 for CI.
Change RDF::Graph#properties to RDF::Queryable.properties
Use Repository instead of Graph because of isomorphism changes.
Optimize Array casting.
Update for RSpec deprecations.
* Update Gemfile to get turtle from Github.
* Use more list-builtins in writer.
Release 1.1.0p0
Override format name to "RDF/XML".
Make sure encoding is stringified when passing to Nokogiri.
Merge branch 'origin/1.1'