Steps to reproduce

1. Install 8.1 enterprise
2. Navigate to the admin page
3. Create a group with a really long name
4. Put the admin user in the group
5. Mouse over the admin's groups

Expected behaviour

The full group name should be displayed on mouse-over

Actual behaviour

The user only sees the truncated name with elipses:

Server configuration

Ubuntu 14.04
PHP 5.5.9
ownCloud Enterprise Edition 8.1 alpha 1 (daily) Build:2015-04-16T03:08:13+00:00 f50798a