```ruby
cask :v1 => 'lighttable' do
  version '0.7.2'
  sha256 '236bb18d6715ce3095c975871b7c7f495f306a086dce8a50ff35f267a25c5163'

  # cloudfront.net is the official download host per the vendor homepage
  url "https://d35ac8ww5dfjyg.cloudfront.net/playground/bins/#{version}/LightTableMac.zip"
  name 'Light Table'
  homepage 'http://www.lighttable.com/'
  license :mit

  app 'LightTable/LightTable.app'
  binary 'LightTable/light'

  zap :delete => [
                  '~/Library/Application Support/LightTable/plugins',
                  '~/Library/Application Support/LightTable/settings',
                  '~/Library/Preferences/com.kodowa.LightTable.plist',
                 ]
end
```

Upgrade Light Table to v0.8.0
user
```ruby
cask :v1 => 'lighttable' do
  version '0.8.0'
  sha256 'e8f22456ec9aa0233d8eb407ce49455c728ecf24dc8c0b2e535a9d905173460c'

  url "https://github.com/LightTable/LightTable/releases/download/#{version}/lighttable-#{version}-mac.tar.gz"
  appcast 'https://github.com/LightTable/LightTable/releases.atom'
  name 'Light Table'
  homepage 'http://www.lighttable.com/'
  license :mit

  app "lighttable-#{version}-mac/LightTable.app"
  binary "lighttable-#{version}-mac/light"

  zap :delete => [
                  '~/Library/Application Support/LightTable/plugins',
                  '~/Library/Application Support/LightTable/settings',
                  '~/Library/Preferences/com.kodowa.LightTable.plist',
                 ]
end
```
assistant