Check N-Triples and N-Quads are absolute URIs
Fix error extra "
Check for max allowed terms in N-Triples / N-Quads
Add N-Quads 2013 W3C tests

From http://www.w3.org/2013/N-QuadsTests/
via mercurial and https://github.com/dajobe/nquads-tests-w3c-mirror
(raptor_uri_normalize_path): end when string does
Merge remote-tracking branch 'origin/master' into nquads-2013-tests
Improve debug messages
Fix code in #ifdef RASQAL_DEBUG
Make N-Triples / N-Quads parser more carefully handle NUL

(raptor_ntriples_parse_chunk): Looks for end_ptr rather than NUL when
searching for \n or \r.  It also checks for \\ and " 's