The new one lacks many very useful features and is still in beta, we should be using the old one pretty much exclusively.

Note that users can override this setting in their own preferences if they really want to use the new change screen.

Update the create_user play to allow creating users without sudo access.

Added less-scary message of the day for devstack

Jarv/ssh motd

ssh login is now:

```
$ ssh jarv.m.sandbox.edx.org
Welcome to Ubuntu 12.04.2 LTS (GNU/Linux 3.2.0-40-virtual x86_64)

*** /dev/xvda1 will be checked for errors at next reboot ***

*** System restart required ***
*******************************************************************
*                                                                 *
*   _   _| |\ \/ /  This system is for the use of authorized      *
* / -_) _` | >  <   users only.  Usage of this system may be      *
* \___\__,_|/_/\_\  monitoried and recorded by system personnel.  *
*                                                                 *
* Anyone using this system expressly consents to such monitoring  *
* and is advised that if such monitoring reveals possible         *
* evidence of criminal activity, system personnel may provide the *
* evidence from such monitoring to law enforcement officials.     *
*                                                                 *
*******************************************************************
Last login: Tue Feb 11 19:12:12 2014 from terminus.mit.edu
````

ssh login will look like this:

```
Welcome to Ubuntu 12.04.2 LTS (GNU/Linux 3.2.0-40-virtual x86_64)
*******************************************************************
*                                                                 *
*   _   _| |\ \/ /  This system is for the use of authorized      *
* / -_) _` | >  <   users only.  Usage of this system may be      *
* \___\__,_|/_/\_\  monitoried and recorded by system personnel.  *
*                                                                 *
* Anyone using this system expressly consents to such monitoring  *
* and is advised that if such monitoring reveals possible         *
* evidence of criminal activity, system personnel may provide the *
* evidence from such monitoring to law enforcement officials.     *
*                                                                 *
*******************************************************************

115 packages can be updated.
48 updates are security updates.

*** /dev/xvda1 will be checked for errors at next reboot ***

Last login: Tue Feb 11 18:58:37 2014 from terminus.mit.edu
```

add users without sudo (gh_user_no_sudo)

Update base AMIs.

Feanil/demo common dep

E0d/dhclient whitespace

Add the common dependency to the demo role.

Feanil/pre release changes

Database related updates to fix dev and full stack vagrant builds.

fixing bigdesk install logic.

Revert "Merge pull request #759 from edx/jarv/change-devstack-to-release...

This reverts commit 45716d51, reversing
changes made to 8463b336.

productionalization of forum role

Add dependencies needed by CMS Import.

bug in truthiness.

conditionally creating dbs.

Feanil/base amis