pull out markup to its own class

lib/gollum/markup.rb

@@ -0,0 +1,14 @@
+module Gollum
+  class Markup
+    # Render the content with Gollum wiki syntax on top of the file's own
+    # markup language.
+    #
+    # name - The String filename of the page.
+    # data - The String contents of the page.
+    #
+    # Returns the formatted String content.
+    def self.render(name, data)
+      GitHub::Markup.render(name, data) rescue nil
+    end
+  end
+end

lib/gollum/page.rb

@@ -35,7 +35,7 @@ module Gollum
     #
     # Returns the String data.
     def formatted_data
-      GitHub::Markup.render(@blob.name, @blob.data) rescue nil
+      Gollum::Markup.render(@blob.name, @blob.data) rescue nil
     end
 
     # Public: The format of the page.