def reload_ldp
      return reload unless !node? && exists?
      clear
      self << RDF::Reader.for(:ttl).new(@http_cache.body.force_encoding('UTF-8'))
    end
def reload_ldp
      return reload unless !node? && exists?
      clear
      self << RDF::Reader.for(:ttl).new(@http_cache.body.force_encoding('UTF-8'))
    end
Clears the RDF::Graph and repopulates it from the http body. Forces text
 encoding to UTF-8 before passing to the `RDF::Reader`.

 @return [void]

 @see http://www.w3.org/TR/turtle/#sec-mime for info about Turtle encoding
 @see http://www.w3.org/TR/ldp/#h-ldprs-get-turtle for info about LDP GET
   and Turtle.