emacs: auto-async-byte-compile-conf: don't display annoying update information
emacs: fix c-style-conf.el
emacs: gtags: use relative path style
emacs: split window
emacs: ruby-mode: enable ruby electric and fix path
emacs: update package info
zsh: completion: add rb_optparse.zsh
zsh: percol: add kb shortcut ^xb
emacs: ruby-block
emacs: package.el: add package-archives