* Added teaser output to petfinder_pet.tpl.php file
* Added basic CSS for search and detail pages
* Added animal type to pet search

* Added new alter and notification hooks for pet load/search and shelter load/search
* Added hook sample file
* Added new search functions for pets and shelters
* Added complete search page feature for shelters
* Added new theme hooks for pet and shelter list pages
* Stubbed search page feature for pets