Normalize language tags in RDF::Trine::Node::Literal->new.
Removed debugging code in RDF::Trine::Node::Literal.
Added RDF::Query::ExecutionContext->bind_variable method.
Use normalized langauge tags in RDF::Trine::Node::Literal->new.
Fixed bug in constructing the HTTP request object for SPARQL updates.
Fixed bug in constructing the HTTP request object for SPARQL updates.
Removed debugging output.
Allow POST responses to redirect.
Return a success iterator for POST requests based only on response code (and regardless of the response content).
Merge branch 'feature-langtag-normalize'

Conflicts:
	RDF-Trine/lib/RDF/Trine/Store/SPARQL.pm
POD hyperlinks to Perl modules

Reading https://metacpan.org/pod/RDF::Trine one should be able to dig deeper into RDF::Trine modules by browsing through the documentation.
Merge pull request #99 from nichtich/patch-1

Add POD hyperlinks to RDF::Trine documentation.
Fixed as_hash method in RDF::Query::Algebra::Aggregate and RDF::Query::Algebra::Sort.
Fixed as_hash method in RDF::Query::Expression::Alias.
Merge branch 'master' of github.com:kasei/perlrdf
Disable pushing full updates down into the store object (only meant to be full queries at this point).
Fixed RDF::Query::Algebra->subpatterns_of_type to support descent into sub-queries.
Fix SPARQL 1.1 GGP parsing bug (github issue 100).
Fix bug in RDF::Query::Plan::Join::PushDownNestedLoop that didn't allow 'aggregate' to appear in the RHS serialized text (github issue 101).