Added scopes groups to sample application.
Added scopes groups to sample application.

javierjulio/activeadmin,deivid-rodriguez/activeadmin,deivid-rodriguez/activeadmin,javierjulio/activeadmin,mauriciopasquier/active_admin,mauriciopasquier/active_admin,mrjman/activeadmin,activeadmin/activeadmin,activeadmin/activeadmin,mrjman/activeadmin,vraravam/activeadmin,activeadmin/activeadmin,javierjulio/activeadmin,deivid-rodriguez/activeadmin,vraravam/activeadmin,vraravam/activeadmin,mauriciopasquier/active_admin,mrjman/activeadmin