brief.rb in brief-1.9.12

- old
+ new

@@ -110,9 +110,10 @@
 require 'brief/document/attachments'
 require 'brief/document/rendering'
 require 'brief/document/front_matter'
 require 'brief/document/templating'
 require 'brief/document/content_extractor'
+require 'brief/document/transformer'
 require 'brief/document/structure'
 require 'brief/document/section'
 require 'brief/document/section/mapping'
 require 'brief/document/section/builder'
 require 'brief/document'