Add `twilight anti bright` theme.
Disabe some packages.
setup-compilation-mode.el: Improve key bind.
setup-python-lang.el: Improve `C-M-a` key.
setup-python-lang.el: Improve syntax highlight.
setup-python-lang.el: Update.
setup-c-lang.el: Improve syntax highlight.
highlight.el: Improve a numeric highlight.
setup-ibuffer-mode.el: Update.
setup-mac.el: Upate.
setup-magit.el: Improve key bind.
setup-window-config.el: Change the default font.
setup.el: Some variables changed.
Add a `setup-clojure-lang.el`.