Relaxed dependency on rdfInterface

Relaxed dependency on rdfInterface to make it easier to use the library in dev environments depending on non-released rdfInterface versions.

Adjusted to rdfInterface 0.6.0

Adjusted to rdfInterface 0.6.0

rdfInterface\DefaultGraph implementation added

0.5.2

Min rdfInterface version specified in composer.json

RdfNamespace abstract class added

0.4.0

RdfNamespace abstract class added

Bugfixes

An embarassing error in n-triples escaping fixed

Moved to the sweetrdf composer organization

0.3.0

Republish under sweetrdf

Serialize spelling made consistent with rdfInterface

NtriplesUtil methods serialiseIri(), serialiseLiteral() and serialise() become serializeIri(), serializeLiteral() and serialize().

Initial release

0.1.0

Structure adjusted for github