Description of problem:
How reproducible: always
Steps to Reproduce:
1. Go to Organizations list page
2. select an org to edit (other than the curren org)
3. click on Remove organization
4. Click yes on the confirm dialogue
The org gets deleted in the database, BUT
The the tab showing the org still shows the org, and hence one can make blunders like clicking on "Add environment" for a deleted org.
After the org delete the, the right pane should close.
git commit: a70e5cc9e2b44cbdbc106689e01ec1046b5a87fd
getting rid of 6.0.0 version since that doesn't exist