Add VK share for topics

[dax (Daniela)]

The theme component is now ready

Social Share

This component only works on public sites. Share icons will be automatically disabled on private sites when site setting login required is active. Manipulating settings related to crawler user agents could potentially interfere with the proper functioning of the component. Summary Social Share allows you to easily add extra social providers to the share button on posts… Preview Preview on theme-creator.discourse.org Rep…