WIP - Studio: Group Access Level UI

UX support for statically standing up and styling new UI within containers/components to support group access levels.

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**Background**
* JIRA Story/Spec - https://openedx.atlassian.net/browse/TNL-652
* UI Design - http://invis.io/K21UDOV7H

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**Screenshot - Combined Modal UI**
![screenshot-localhost 8001 2014-12-09 19-23-58](https://cloud.githubusercontent.com/assets/163763/5368828/19dafe78-7fd9-11e4-970a-38dfc73a4bfc.png)

**Screenshot - Container/Unit View Tweaks**
![screenshot-localhost 8001 2014-12-09 19-24-36](https://cloud.githubusercontent.com/assets/163763/5368831/1f777e1a-7fd9-11e4-9a01-2fee6a92a9e4.png)
NOTE: @andy-armstrong, please remove this when its not needed for static UI rendering.