Added solarized themes for terminal from http://ethanschoonover.com/solarized
Check for brew and rbenv before running commands
Added zsh support. Made minor change to bash prompt to make it more readable in Solarized themes
.exports: Explicitly use UTF-8 even for `LANG`
.aliases: Use `en0` for `localip`
Merged deb0a88b340e06f8ad11de585b681fd527dae763
Add additional themes