```ruby
class Gimp < Cask
  url 'ftp://ftp.gimp.org/pub/gimp/v2.8/osx/gimp-2.8.2-dmg-2.dmg'
  homepage 'http://www.gimp.org'
  version '2.8.2'
  sha1 'f9acaf794c7055e9ab3d5699963c684bbaf55f59'
end
```

Update GIMP to v. 2.8.4 and add link
user
```ruby
class Gimp < Cask
  url 'ftp://ftp.gimp.org/pub/gimp/v2.8/osx/gimp-2.8.4-nopython-dmg-1.dmg'
  homepage 'http://www.gimp.org'
  version '2.8.4'
  sha1 'f478ffd8c865bb67b50b6c75f2a68278544d6f79'
  link 'GIMP.app'
end
```
assistant