init.el: Add setting of dired-aux
init.el: Refactor code
init.el: Add setting of dired-x
init.el: Add setting of wdired
init.el: Add setting of diff-mode
init.el: Add setting of ediff
init.el: Modify color-scheme-basic-faces
init.el: Add setting of version control
init.el: Add setting of indentation for autoload-if-exists
init.el: Modify eval-after-autoload
init.el: Modify color-scheme-basic-faces
init.el: Modify vc-git-root-log-format
init.el: Add setting of magit
init.el: Add setting of change-log-mode