Syncing namespacemap up with URI::NamespaceMap's interface
implement namespacemap interface in serializers
Merge pull request #94 from doriantaylor/namespacemap-fwd-rev

Sync RDF::Trine::NamespaceMap up with URI::NamespaceMap's interface.
Updated RDF::Query::Compiler::SQL to respect node class encapsulation.
Added :all export tag to RDF::Trine::Node.
Fixed looping bug in parsing invalid N-Triples escape sequences.
Fixed handling of N-Triples escaping of unicode characters.
Fixed bug in Turtle lexer that was failing to anchor matches of PNAME_LN.
Updated docs and VERSION for 1.007_01 beta release.