Add auto-complete's sources for file names.
Configure sources of auto-complete-mode for the emacs-lisp-mode.
Don't use 'ac-config-default'.
Install 'ddskk' into ./site-lisp.
Add 'skk-autoloads.el' generated by make.
Put a large SKK dictionary in 'site-lisp/ddskk-14.4/dic'.
Add the path to the ddskk directory to load-path.