DocumentFragment does not need to inherit from anything

Author: digitalmoksha

README.md

@@ -212,6 +212,8 @@ Now this filter can be used in a pipeline:
 Pipeline.new [ RootRelativeFilter ], { base_url: 'http://somehost.com' }
 ```
 
+We use [HTMLKit](https://github.com/iabudiab/HTMLKit) for document parsing in `MotionHTMLPipeline::DocumentFragment`.
+
 ### 3rd Party Extensions
 
 Many people have built their own filters for [html-pipeline](https://github.com/jch/html-pipeline/issues).  Although these have not been converted to run with RubyMotion, most of them should be easy convert.

lib/motion-html-pipeline/document_fragment.rb

@@ -4,7 +4,7 @@
 # Not meant to duplicate Nokogiri completely, just add a similar interface
 #------------------------------------------------------------------------------
 module MotionHTMLPipeline
-  class DocumentFragment < HTMLDocument
+  class DocumentFragment
     attr_reader :document
 
     def self.parse(html)