CVE-2012-0037

Enforce entity loading policy in raptor_libxml_resolveEntity
and raptor_libxml_getEntity by checking for file URIs and network URIs.

Add RAPTOR_OPTION_LOAD_EXTERNAL_ENTITIES / loadExternalEntities for
turning on loading of XML external entity loading, disabled by default.

This affects all the parsers that use SAX2: rdfxml, rss-tag-soup (and
aliases) and rdfa.
raptor_turtle_writer_increase_indent(raptor_turtle_writer *turtle_writer)
{
  turtle_writer->depth += turtle_writer->indent;
}

raptor_turtle_writer_increase_indent(raptor_turtle_writer *turtle_writer)
{
  turtle_writer->depth += turtle_writer->indent;
}
