Change Log

1. Promocode handling improved:
1. Additional checks to prohibit use of the expired promos.
2. Promo codes are added to order details when used.
3. Updated promocodes usage - placed few additional checks to ensure used promocode validity.
4. Code flow change to make promo code validation uniform.
2. Stock handling updates:
1. User is no longer allowed to add more items of product to the cart than there is in stock.
2. Minor updates and changes.
3. Plugin system changes
1. Plugin handling was reworked to provide more relieable and uniform interface.
2. Plugins are now supported as two-file packages. One of them is installation file, other - plugin itself.
3. Plugin code was restructured and cleaned up (partially) to increase data integrity checks - this was done in order    to workaround missing licenses and orders problems.
4. Various fixes and updates to plugin functionality.
5. PayPal plugin now has ipn support and functionality. IPN payments paypal plugin has been improved - several     issues with wrong order prices, promo codes and missing licenses were fixed. 
6. All payment plugins have been updated to utilize new features and updates.     Please note - new version of digistore would be incompatible with the old-version     plugins and old plugin won't be compatible with the new component version.
4. Email updates:
1. Emailing have been updated - now customer can use [PROMO] keyword to include promocode if used in the order confirmation email.
2. Updated email template processing so now emails would contain product attributes selected.
3. On the settings general tab new option is added "Send order email copy to administrator" so     site's admin or shop's owner may get notifications about orders made (this was actual for shippable products).
5. Product attributes processing:
1. Now product attributes may have additional costs associated with them.
2. Minor updates and fixes in order processing - updated sql queries, so now all products attributes recorded correctly.     Previously attributes which names contained quotes could not be saved.
3. Product attributes selected are now correctly recorded in order details.
6. Layouts changes and updates:
1. Implemented category layouts.
2. Updated "breadcrumb" output.
3. Implemented different layouts for product list.
7. Different updates:
   
1. Shipping information added to profile form.
2. Categories management updated with new features like metatags and better images handling.
3. VAT calculations have been reworked
4. Itemid parameter is now supplied to all internal component links to increase level of joomla integration and workaround    some modules visibility issues.
5. Minor updates and fixes for non-digital products file uploads
6. Products, Orders, Licenses and Customers data can now be exprted in csv format
7. Some SEO updates - created sef_ext.php file. (not tested yet
8. Updated file download behavior - there should be no more "htm" extensions in some browsers
9. Localization updates and isues fixed. Also joomfish compatibility added
10. Mambot updated - there was an issue, when if there are two or more mambot inclusions on the page for products that do have     attributes to set, it appeared that only fist inclusion has fields drop-downs and others don't. This is fixed now.
11. Sql query has been fixed on the order details page - it had hardcoded table prefix jos_
12. Featured products module had flaw so when adding product from it the cart was not properly updated. Fixed
13. Licenseid generation has been changed to achieve greater performance, reduce database load and ensure better data integrity
14. Different minor interface functionality and usability updates and changes.