Description of problem:
After opening the Notification window (by pressing the bell icon), it can be closed, also by pressing the bell icon. It is more intuitive,
to have in this window 'x' option, and close this window, by pressing it.
Version-Release number of selected component (if applicable):
CFME-5.7.1.3
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2018:0380