Add view classes for articles, banners, languages, menu, newsletter, containers, shop categories, clients, payment methods, products, and search

- Created `Articles` class for rendering article views including full articles, miniature lists, and news sections.
- Added `Banners` class for handling banner displays.
- Introduced `Languages` class for rendering language options.
- Implemented `Menu` class for rendering page and menu structures.
- Developed `Newsletter` class for newsletter rendering.
- Created `Scontainers` class for rendering specific containers.
- Added `ShopCategory` class for managing shop category views and pagination.
- Implemented `ShopClient` class for client-related views including address management and login forms.
- Created `ShopPaymentMethod` class for displaying payment methods in the basket.
- Added `ShopProduct` class for generating product URLs.
- Introduced `ShopSearch` class for rendering a simple search form.
- Added `.htaccess` file in the plugins directory to enhance security by restricting access to sensitive files and directories.

templates/newsletter/preview.php

@@ -3,10 +3,10 @@
 </div>
 <div style="border-bottom: 1px solid #ccc; padding: 10px 0 0 0;">
   <? if ( is_array( $this -> articles ) ): foreach ( $this -> articles as $article ):?>
-    <? $article['language']['seo_link'] ? $url = $article['language']['seo_link'] : $url = 'a-' . $article['id'] . '-' . \S::seo( $article['language']['title'] );?>
+    <? $article['language']['seo_link'] ? $url = $article['language']['seo_link'] : $url = 'a-' . $article['id'] . '-' . \Shared\Helpers\Helpers::seo( $article['language']['title'] );?>
     <div style="padding: 10px; background: #F1F1F1; margin-bottom: 10px">
       <?
-        $article['language']['seo_link'] ? $url = $article['language']['seo_link'] : $url = 'a-' . $article['id'] . '-' . \S::seo( $article['language']['title'] );
+        $article['language']['seo_link'] ? $url = $article['language']['seo_link'] : $url = 'a-' . $article['id'] . '-' . \Shared\Helpers\Helpers::seo( $article['language']['title'] );
       ?>
       <a href="http://www.<?= $_SERVER['SERVER_NAME'];?>/<?= $url;?>"  title="<?= $article['language']['title'];?>" style="margin-bottom: 10px; display: block; font-size: 14px; color: #5b7fb1; font-weight: 600;">
         <?= $article['language']['title'];?>