[fixes #113] Adds a back to public site in the admin.
[fixes #113] Adds a back to public site in the admin.

The new link is located on the top righ corner,
just before the change password and log out links.

OpenData-NC/open-data-nc,OpenData-NC/open-data-nc,openrural/open-data-nc,openrural/open-data-nc,OpenData-NC/open-data-nc,openrural/open-data-nc