Expand on the DSL

README

@@ -7,9 +7,12 @@ to be opinion-free and very extendable.
 
 For a more high level client library with more limited scope, have a look at
 `elasticsearch-dsl`_ - it is a more pythonic library sitting on top of
-``elasticsearch-py``.
+``elasticsearch-py`` That contains a `query builder`_ and a `persistance
+layer`_ that adds an ORM-like layer for convenience.
 
 .. _elasticsearch-dsl: http://elasticsearch-dsl.rtfd.org/
+.. _query builder: http://elasticsearch-dsl.readthedocs.org/en/latest/search_dsl.html
+.. _persistance layer: http://elasticsearch-dsl.readthedocs.org/en/latest/persistence.html#doctype
 
 Compatibility
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