add meta tags and modal
add modal css
Update style.scss
Update style.scss
Create avgrund.css
Create jquery.avgrund.js
Create social_tags.php
Create social.php
Update download.php
Update download.php
update the social meta tags
Update download.php
Update download.php
Update language.class.php

Remove HTTP_ACCEPT_LANGUAGE (not supported by nginx by default )
add images to modal
Update modal on download inviting user to share
Resolve conflict