convert roles from ruby to json

test-kitchen/chef-zero does not like ruby roles. Converting them to json
makes test-kitchen happy, and doesn't really hurt anything/anyone else.

Change-Id: Id716c5459103ce340dae4ddef05e16c1a37374fd
Add in new openrc to all in one

Allow openrc to be used in all in one for demos and testing.

Change-Id: I1b0a1ae95cf43c6cc5aeee545764faba7e25c1c2
Implements: blueprint moveopenrc
Removing usage of vagrant-berkshelf

As of this commit, vagrant-berkshelf isn't playing nicely with the other
plugins, so the testing instructions have been updated not to use it.

Change-Id: I43133a779bf190b66c539ab5ca5e785a4377d191
Updating identity-bind to use 0.0.0.0

This change is required to allow for keystone client to connect from
outside of vagrant. Also setting identity backend to templated. Also
updating the Vagrantfile to expose the keystone port-forwards.

Change-Id: If4d4ed8c3d6ef7457b172c5afdb03d0762d19bb6
Merge "Updating identity-bind to use 0.0.0.0"