Move page again, with all of the changes this time.

diff --git a/doc/todo/Autogenerate_a_.htaccess_file_with_redirects_from_foo.html_to_corresponding_index.html.mdwn b/doc/todo/Document_redirections_for_use_with_usedirs.mdwn
similarity index 100%
rename from doc/todo/Autogenerate_a_.htaccess_file_with_redirects_from_foo.html_to_corresponding_index.html.mdwn
rename to doc/todo/Document_redirections_for_use_with_usedirs.mdwn