```ruby
class Iterm2Beta < Cask
  url 'http://www.iterm2.com/downloads/beta/iTerm2-1_0_0_20130811.zip'
  homepage 'http://www.iterm2.com/'
  version 'latest'
  no_checksum
  link 'iTerm.app'
end
```

Update iTerm2 version to 20131108
user
```ruby
class Iterm2Beta < Cask
  url 'http://www.iterm2.com/downloads/beta/iTerm2-1_0_0_20131108.zip'
  homepage 'http://www.iterm2.com/'
  version 'latest'
  no_checksum
  link 'iTerm.app'
end
```
assistant