Description of problem:
Jetty user appears on the login screen

Version-Release number of selected component (if applicable):


How reproducible:
By installing jetty package

Steps to Reproduce:
1. Install jetty package
2. Log out
3. Observe jetty user as one of the login options
  
Actual results:
Jetty user appears after installing jetty package

Expected results:
It should not happen

Additional info:
It is easy to work around. Just go to Users and Groups, uncheck Hide system users and groups, select jetty, click edit user, choose /sbin/nologin as login shell.

It is preferred though people never see jetty user after installation.