Description of problem:
Subscription-manager-gui doesnot remove the imported certificate

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

[root@shwethaws ~]# subscription-manager version
server type: This system is currently not registered.
subscription management server: 0.9.26-1
subscription management rules: 5.11
subscription-manager: 1.12.14-5.el6
python-rhsm: 1.12.5-2.el6

How reproducible:


Steps to Reproduce:
1.register the client to candlepin
2.attach a subscription
3.cat /etc/pki/entitlement/<cert>.pem >> /root/cert.pem
4.cat /etc/pki/entitlement/<key>.pem >> /root/cert.pem
5.subscription-manager clean
6.subscription-manager-gui
7.click on system link on gui and select import certificate 
8.import the cert created as above
9.go to mysubscriptions tab try to remove the imported cert


Actual results:
Cert is not removed 
Expected results:
cert should be removed locally as it happens in cli


Additional info:

Same process on cli:

[root@shwethaws ~]# cat /etc/pki/entitlement/2248460627664321668.pem >> /root/cert.pem
[root@shwethaws ~]# cat /etc/pki/entitlement/2248460627664321668
2248460627664321668-key.pem  2248460627664321668.pem      
[root@shwethaws ~]# cat /etc/pki/entitlement/2248460627664321668-key.pem >> /root/cert.pem
[root@shwethaws ~]# subscription-manager clean
All local data removed
[root@shwethaws ~]# subscription-manager import --cert /root/cert.pem
Successfully imported certificate cert.pem

[root@shwethaws ~]# subscription-manager list --consumed
+-------------------------------------------+
   Consumed Subscriptions
+-------------------------------------------+
Subscription Name: Red Hat Employee Subscription
Provides:          Oracle Java (for RHEL Server)
                   Red Hat Enterprise Linux Load Balancer (for RHEL Server)
                   Red Hat Enterprise Linux Workstation
                   Red Hat Enterprise Linux Server
                   Red Hat Enterprise Linux High Availability (for RHEL Server)
                   Red Hat Enterprise Linux Resilient Storage (for RHEL Server)
SKU:               SYS0395
Contract:          2596950
Account:           477931
Serial:            2248460627664321668
Pool ID:           8a85f9843affb61f013b19cbdd555ea0
Active:            True
Quantity Used:     1
Service Level:     None
Service Type:      Self-Support
Status Details:    
Subscription Type: 
Starts:            10/08/2011
Ends:              01/01/2022
System Type:       Physical

You have mail in /var/spool/mail/root
[root@shwethaws ~]# subscription-manager remove --all
1 subscriptions removed from this system.
[root@shwethaws ~]# subscription-manager list --consumed
No consumed subscription pools to list