This bug was fixed in the package python-formencode - 1.3.0-0ubuntu3
--------------- python-formencode (1.3.0-0ubuntu3) xenial; urgency=medium
* Drop overly aggressive TLD regex, since admins frequently define their own. LP: #1569077
-- LaMont Jones <email address hidden> Mon, 11 Apr 2016 17:14:17 -0600
This bug was fixed in the package python-formencode - 1.3.0-0ubuntu3
---------------
python-formencode (1.3.0-0ubuntu3) xenial; urgency=medium
* Drop overly aggressive TLD regex, since admins frequently define their
own. LP: #1569077
-- LaMont Jones <email address hidden> Mon, 11 Apr 2016 17:14:17 -0600