Add Delete Product Functionality (Incomplete)
	modified:   .zfproject.xml
	modified:   application/controllers/PersonController.php
    - Changed Admin and Salesperson sidebar specific conditions
	modified:   application/controllers/ProductController.php
    - Added delete Products action and form
	new file:   application/forms/DeleteProducts.php
     - Added delete Products action and form
	modified:   application/layouts/scripts/layout.phtml
	modified:   application/layouts/scripts/sidebar_admin.phtml
	new file:   application/views/scripts/product/delete-products.phtml
    - Added view script
	modified:   application/views/scripts/product/show-all-products.phtml