Improved Template Layout

The template is now more configurable and should be easier to work with. The user needs to nothing but deploy the template. to have a functional and easy to understand RAX private cloud.

All of the settings and values are presented to the user is an easy to consume manner. 
If the user logs into the Private Cloud Instance, the MOTD is to present valuable data.
Assumptions are now made such that the openrc cred file is set as part of the bashrc for root.
Full knife access is given to the users and all knife related configuration bits are setup automatically.
The systems allows for multiple flavor sizes. 
The deployment cookbooks can now be set allowing a user to deploy a desired setup. 
dependency on the support environment for json file for girzzly has been removed. The default environment file has been coded as a dict within the script.
Admin instance key is now set within openstack, so a user should be able to login to instances on the cli with minimal effort. 
Default Volume type has been set to remove confusion. 

In all, all the things are better.