Updated openstack/openstack
Project: openstack/keystonemiddleware  b99291cbdca002b38d4acfc842278bfe35965364

Refactor auth_token cache

There are very different paths for when we are encrypting tokens before
saving them to memcache. Extract the encrypted strategy out to its own
class to see the similarities.

Change-Id: I5bf5dae3143f15a840a580a2e01ba67c50911276