A search tool inspired by http://duckduckgo.com

One query multiple results from different categories:
* General Searches
* Codes
* Torrents
* Subtitles
* Music Downloads
* Videos
* News
* Images
* Domain
* Apps
* Games
* People
* Food

How to start:
1. bundle install (install also gem dependencies)
2. bundle exec rake db:create
   bundle exec rake db:migrate
3. bundle exec rake builtin_data:setup_sites
4. Create a config/appctl.yml based on config/appctl.yml.sample
5. run app by script/appctl