Add cask for SQLite Database Browser
user
```ruby
class SqliteBrowser < Cask
  url 'http://downloads.sourceforge.net/sourceforge/sqlitebrowser/sqlitebrowser_200_b1_osx.zip'
  homepage 'http://sqlitebrowser.sourceforge.net/'
  version '2.0.0b1'
  sha1 '79cbfb68e4c540f7a5f7fab1b6432db7751386e6'
  link 'SQLite Database Browser 2.0 b1.app'
end
```
assistant