package updates
change token type to UUID
Merge pull request #89 from rackerjoe/grizzly

Grizzly changes for keystone
remove strict package versioning and use do_package_upgrades flag
remove extraneous logging line
use sql instead of kvs for ec2 tokens
Merge pull request #94 from rackerjoe/grizzly2

use sql instead of kvs for ec2 tokens
Merge pull request #93 from rackerjoe/grizzly

remove strict package versioning and use do_package_upgrades
remove version since it is not used anymore
Merge pull request #95 from rackerjoe/grizzly

remove version since it is not used anymore
Merging master