Bugfix: Issue 2743, allow users to remove ssh from admin settings
Remove whitespaces and change to \'is None\' instead of \'== None\'
Fix code format issues
Remove unnecessary slash
Remove ending whitespace
Remove 'Delete Key' tag, but extend the button label.
Explicitly check whether delete button was pressed
Rename to did_request_delete, follow naming convention
Move `return key is not None` to the bottom, as default result.
Add comments to new or modified methods
WIP: Wrote TestCase for POST SSH Key Delete Request, but test FAILs due to login issue
Fix html template indentation
Include test_users as test fixtures and add testGenerateRequest
Fix long line
Revise SSHSettingFormTestCase to use self.* and local_site_reverse()
Remove has_reachable_user_key()
Add periods to the end of comments
Use assertEqual and assertNotEqual instead of asserting ture and false