Quad formats for Go

This library provides encoding and decoding support for NQuad/NTriple-compatible formats.

Forked from the upstream project.

Supported formats

ID	Name	Read	Write	Ext
nquads	NQuads	+	+	.nq, .nt
jsonld	JSON-LD	+	+	.jsonld
graphviz	DOT/Graphviz	-	+	.gv, .dot
gml	GML	-	+	.gml
graphml	GraphML	-	+	.graphml
pquads	ProtoQuads	+	+	.pq
json	JSON	+	+	.json
json-stream	JSON Stream	+	+	-