[GitLab BT] Display the user name and login in the assignee field
Affected Version : 7.0.4 and before
For GitLab BT, the assignee field values should have the format: First name Last name @login => Marion Delobeau ( @mdelobeau)
This should be applied:
- in the report an issue dialog
- in the know issues tables
The search field should work for all of these values.