Revert "Temporarily disable access to openstackid.org"

This reverts commit 751b33d91cd3a7fe8769c95103764d5ccd129342 and
should not be merged until the service is tested and its designers
and admins are satisfied with its safety.

Change-Id: I563adec104207cb215ddd566b46847c188b21ce8
Merge "Revert "Temporarily disable access to openstackid.org""