Adding Bootswatch.com setting to override bootsrap css default theme

You can find themes here http://bootswatch.com/

All you have to do is to download bootstrap.min.css for the theme you like and put it on your Bootstrap Theme Setting in Moodle. You can see a sample of working theme at http://www.cobachpuertomorelos.com/mod im using http://bootswatch.com/cosmo/

By the way excelent theme.