Upgrade iterm2 beta to 1.0.0.20140403

brew cask audit iterm2-beta --download

==> Downloading http://www.iterm2.com/downloads/beta/iTerm2-1_0_0_20140403.zip
Already downloaded: /Library/Caches/Homebrew/iterm2-beta-1.0.0.20140403.zip
audit for iterm2-beta: passed