Be gone ADMIN_TOKEN, long live keystone-manage bootstrap.
This patch reworks the initial setup for keystone by using
the new bootstrap command. After a minimal service catalog
has been created, using this process, we simply authenticate
as usual.
implements bp: bootstrap
Depends-On: I113c6934b6b83ceff23a94101967a6df1126873f
Change-Id: Ia1475d461eab60b68c6a0356714b21c7f92e0194