Description of problem:
Observed that currently we show "Invalid or missing subscriptions" when the system is having an expired cert . It will be good to see if we can make to look better "

Version-Release number of selected component (if applicable):
subscription management server: 2.0.10-1
subscription management rules: 5.19
subscription-manager: 1.16.8-1.el6
python-rhsm: 1.16.6-1.el6


How reproducible:
3/3

Steps to Reproduce:
1.Make sure the installed product's subscription is expired 
2.
3.

Actual results:
rhsm-icon says the system is having "Invalid or missing subscriptions" (PFA)

Expected results:
Will be better to show something like "This system's subscriptions are expired"

Additional info: