nist_bibliography.rb in relaton-nist-1.2.1

- old
+ new

@@ -1,6 +1,7 @@
 require "relaton_bib"
 require "relaton_nist/nist_bibliographic_item"
+require "relaton_nist/document_relation"
 require "relaton_nist/scrapper"
 require "relaton_nist/hit_collection"
 require "relaton_nist/xml_parser"
 require "relaton_nist/comment_period"
 require "relaton_nist/document_status"