Add some notes for importlib to package up what is in Python 2.7 as well as…

Add some notes for importlib to package up what is in Python 2.7 as well as modules that can probably get replaced by importlib at some point.

Lib/importlib/NOTES

 to do
 /////
 
+* Create sandbox directory for a distutils packaging of what is in Python 2.7.
+
 * Use rpartition for getting the package of a module.
 
     + Make sure that an empty string is acceptable for __package__.
@@ -77,3 +79,9 @@ to do
     - Relative name from sys.path.
 
 * Bootstrap importlib as implementation of builtins.__import__
+
+* Replace standard library modules.
+
+  + imp
+  + py_compile
+  + compileall