Py2Exe: still depend upon win32con as several add-ons use it.

source/setup.py

@@ -208,8 +208,10 @@ def getRecursiveDataFiles(dest,source,excludes=()):
 			"nvdaBuiltin",
 			# #3368: bisect was implicitly included with Python 2.7.3, but isn't with 2.7.5.
 			"bisect",
-			# Also, the previous service executable used win32api, which some add-ons use for various purposes.
+			# Also, previously NVDA core depended upon win32con and win32api. 
+			# Ensure these are still available for add-ons. 
 			"win32api",
+			"win32con",
 			# #8628: include an import module for validate, which older add-ons import directly.
 			# Since configobj 5.1.0, validate is a part of the configobj package
 			# and should be imported as configobj.validate instead