fix a lot of Tkinter imports
diff --git a/Demo/tkinter/matt/window-creation-w-location.py b/Demo/tkinter/matt/window-creation-w-location.py
index af6f876..9f82367 100644
--- a/Demo/tkinter/matt/window-creation-w-location.py
+++ b/Demo/tkinter/matt/window-creation-w-location.py
@@ -1,4 +1,4 @@
-from Tkinter import *
+from tkinter import *
 
 import sys
 ##sys.path.append("/users/mjc4y/projects/python/tkinter/utils")