Added a TODO.

pystache/renderengine.py

@@ -38,6 +38,10 @@ class RenderEngine(object):
 
     """
 
+    # TODO: it would probably be better for the constructor to accept
+    #   and set as an attribute a single RenderResolver instance
+    #   that encapsulates the customizable aspects of converting
+    #   strings and resolving partials and names from context.
     def __init__(self, literal=None, escape=None, resolve_context=None,
                  resolve_partial=None):
         """