Drupal 7 themes site: 2011-12-15 Theme updates

I updated the Drupal 7 themes site with new and updated themes. Grand total is now 201 active themes. Read about it here: http://opennomad.com/drupal-themes/2011-12-15 Theme updates or just visit http://opennomad.com/drupal-themes/

The summary:

::: new themes
* biz
* mydefaulttheme

::: updated themes
* at-commerce
* jbase5
* magazeen_lite
* mayo
* mothership (disabled)
* om
* sky
* tundra