Remove the explicit timeout interval on SERVICE requests.
Replace use of the kProjectVariables annotation with the GTWTree inScopeVariables method.
Fix regression that prevented properly serializing SERVICE call SPARQL strings.
Removed debugging output.
Fix planning of kAlgebraBGP in CONSTRUCT templates.
Fix re-ordering of BGPs to liberally accept filters.
Fix bug in re-ordering of BGPs that contain Extends.
Removed debugging output.
Added error argument to SPARQL parser parseSPARQL:withBaseURI: method.
Removed debugging output.
Added error argument to SPARQL parser parseSPARQL:withBaseURI: method.
Updated query engine to respect DISTINCT flag on GROUP_CONCAT.
Fix query engine to allow BNODE(?var) form to produce consistent values for each result mapping.
Removed debugging output.