1. If user passes a non-existant filename on the commandline, just open

a new file, don't raise a dialog.  IDLEfork 954928.
2. Refactor EditorWindow.wakeup() to WindowList.ListedToplevel.wakeup() and
   clarify that the Toplevel of an EditorWindow is a WindowList.ListedToplevel.
3. Make a number of improvements to keyboard focus binding.  Improve window
   raising, especially in the debugger.  IDLEfork Bug 763524 (GvR list).
4. Bump idlever to 1.1a3

M Debugger.py
M EditorWindow.py
M FileList.py
M NEWS.txt
M PyShell.py
M WindowList.py
M idlever.py

Lib/idlelib/WindowList.py

@@ -60,6 +60,7 @@ class ListedToplevel(Toplevel):
     def __init__(self, master, **kw):
         Toplevel.__init__(self, master, kw)
         registry.add(self)
+        self.focused_widget = self
 
     def destroy(self):
         registry.delete(self)
@@ -79,10 +80,10 @@ class ListedToplevel(Toplevel):
     def wakeup(self):
         try:
             if self.wm_state() == "iconic":
+                self.wm_withdraw()
                 self.wm_deiconify()
-            else:
-                self.tkraise()
-            self.focus_set()
+            self.tkraise()
+            self.focused_widget.focus_set()
         except TclError:
             # This can happen when the window menu was torn off.
             # Simply ignore it.