Description of problem: Failed action information is not shown in the pcs UI. pcs status shows failed actions. Can these be added to the UI?

e.g.

Failed Actions:

• www_vip2_start_0 on web1.example.com 'unknown error' (1): call=12, status=complete, exitreason='Unable to find nic or netmask.',
  last-rc-change='Thu Aug 2 12:40:49 2018', queued=0ms, exec=21ms

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

7.5

Steps to Reproduce:
1. Generate a failed action and observe this through pcs status
2. Log into UI. No failed actions are displayed.

Actual results:

UI does not display failed actions.

Expected results:

It would be nice if the UI displayed failed actions as well.

Additional info:

Some of our customers have operations teams with less technical skills who would looks to manage the cluster from the UI. Having this type of information available in the UI is useful for these customers.