This will return all of the people in the given company that can
        access the given project.

def people_per_project(self, project_id, company_id):
        """
        This will return all of the people in the given company that can
        access the given project.
        """
        path = '/projects/%u/contacts/people/%u' % (project_id, company_id)
        return self._request(path)