Add test_difflib_expect.html. Fix open Verbs. Properly add "Edit with IDLE" to TclTk feature.
Add test_difflib_expect.html.
Fix open Verbs.
Properly add "Edit with IDLE" to TclTk feature.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator