Returns the current status of each deployment environment
        If no project id is provided, returns all projects.

def deployment_dashboard(self, project_id=None):
        """
        Returns the current status of each deployment environment
        If no project id is provided, returns all projects.
        """
        resource = 'deploy/dashboard/{}'.format(project_id) if project_id else 'deploy/dashboard'
        return self.get(self.resource_url(resource))