Cleanup .emacs

Was necessary for a clean Emacs 24 cut.
Update color theme to be Emacs 24 compatible
Add w3m for emacs
Add clojure mode configs for emacs
Add some useful modes

* indent-guide-mode
* auto-highlight-symbol-mode
* multiple-cursors-mode
Add ibuffer-git mode
Update git config to private address
Add more ssh hosts
Cleanup tmux config
Set utf-8 for terminal login
Update gitignore
Cleanup zshrc
Add hibernate and sleep shortcuts
Add minimal zshrc
Tweak rcirc
Update gitignore
Update gitconfig