```ruby
class GimpLisanet < Cask
  url 'http://downloads.sourceforge.net/gimponosx/Gimp-2.8.6p1-MountainLion.dmg'
  homepage 'http://gimp.lisanet.de'
  version '2.8.6'
  sha1 '0b93fc41a5c7705c403453452b91c6c034829d4f'
  link 'GIMP.app'
end
```

Update Gimp from Lisanet to 2.8.10
user
```ruby
class GimpLisanet < Cask
  url 'http://downloads.sourceforge.net/gimponosx/Gimp-2.8.10-Mavericks.dmg'
  homepage 'http://gimp.lisanet.de'
  version '2.8.10'
  sha1 '026d1fb3eb9ebdc1365bfc71fb8d66f943731bd9'
  link 'GIMP.app'
end
```
assistant