Register with non ASCII full name, the name is messed

Steps to reproduce:
1. From a server using internal authentication
2. Sign up as a new user with a non ASCII Full Name, for example
"(Cătălin George Feștilă)"
3. Finish the Sign up process, you should receive an activation email,
The name in the email was " (Cătălin George Feștilă)"
4. Click the activation link
5. Login with the new user you just created
6. Go to Dashboard, the name was "(Cătălin George Feștilă)"

Actual:
The name was "(Cătălin George Feștilă)"

Expected:
The name should be "(Cătălin George Feștilă)"

Note when test with FAS:

• You can change the name with [FAS](https://admin.fedoraproject.org/accounts/)

• Use your local instances which has openId and internal authentication (you may need to delete the user)

• This may mess with your cookies, so use private mode of Firefox or Incognito mode of Chrome.