- Added search engine using Zend Lucene
  according to `Day 17: Search` available at:
  http://symfony.com/legacy/doc/jobeet/1_4/en/17?orm=Doctrine

  Following Zend 1.x components are needed to make it work:
  + Loader,
  + Search,
  + Xml,
  + Exception.php,
  + Loader.php

  Added directories where Lucene stores its index files to the repo