Customization the Hikashop (Essential) component

Customization the Hikashop (Essential) component to use as a portal for online donation. Change the Hikashop component as follows: 1- Shipping switch on / off - Option for turn on /off the Shipping of products. (also in check out process). 2- Taxes remove. Remove all taxes information anywhere. 3- Remove weight and volume and coupons information anywhere. 4- The product should not be displayed in the front page if its stock is 0. 5- Create a module(modules) for displaying products and product categories (Check out process by selection of the image of the product ) in the form of: • Image Gallery. like (Simple Image Gallery) • Image Scroller. like (camp26 image or news Scroller) • Image Flow. like (pro image flow) 6- Minimum price option - the customer can the price (Donation) increasing (we give the minimum pinch). 7- Hide price option (turn off/on Price displaing) 8- Users .csv import option (user profile data: user name, pass word, first name, sure name, street, zip code, country ,e-Mail, phone).Please note that the users are Joomla users. 9- Customize "follow emails" templates like orders, thanksgiving, confirmations, etc. 10- Text adaptations (change or hide)( is coordinated with us), for product displaying and in Check out process for example: Cart > donate basket; Order > Donation; Product > Donation; Article > Donation etc. 11- After these changes, must all other functions of the Hikashop still work.