Adding Comparison Shopping capability to http://bedebestan.com

[login to view URL] (live!) is location enabled multilingual classifieds which we aim for promoting it with the Comparison Shopping service in different categories. Main features of CS is required to be integrated into current profile in Drupal, with comprehensive control panel and based on Direct Sales and Intermediary (already included by ads counting) B2C business model, as follows: * General shopbot agent which has to be developed for picking extensive amount of products, price, specs, ... from different affiliates, like shopping.com. * Compatible with Feeds project for Drupal to manage improt/export a large number of products via automated XML/CSV feeds that get updated via Drupal cron jobs. *Aplly required modification on filters (side-bar) based on new content types * Apply required modification to front-end layer specifically in Ad details page (including different suppliers (similar views already exists), major product specs, ...) using CSS and bootstrap framework 2. * Apply some minor changes in main page (replacing map by MD slider (will be supplied), adding mega menu and some minor changes in layout...)