Create a new security group.

        :returns: SecurityGroup object created

def create(self, name, desc):
        """Create a new security group.

        :returns: SecurityGroup object created
        """
        body = {'security_group': {'name': name,
                                   'description': desc,
                                   'tenant_id': self.request.user.project_id}}
        secgroup = self.client.create_security_group(body)
        return SecurityGroup(secgroup.get('security_group'))