Update footer copyright text

Created by: khawkins98

Posting on behalf of External Relations.

The "outstation" wording is no longer used.

Need to change: Copyright © EMBL-EBI 2016 | EBI is an outstation of the European Molecular Biology Laboratory

To: Copyright © EMBL-EBI 2016 | EMBL-EBI is <a href="http://www.embl.org/">part of the European Molecular Biology Laboratory</a>