Pass type through to document

lib/capybara/node/document.rb

@@ -17,10 +17,10 @@ module Capybara
       #
       # @return [String]    The text of the document
       #
-      def text
-        find(:xpath, '/html').text
+      def text(type=nil)
+        find(:xpath, '/html').text(type)
       end
-      
+
       def title
         session.driver.title
       end