Tim Perry 1c7a0ba4e1 Ensure logout works even with invalid credentials, or if not logged in
Before this point, if you had an invalid token, an expired token, or a
token for a different site, you couldn't log out to clear it properly.

Not a big deal, but awkward and messy, and easily fixed.

Change-Type: patch
2017-12-14 15:34:36 +01:00
..
2017-11-16 19:51:17 +01:00