Sync our tree to the canonical location

def sync_out(self, release):
        """Sync our tree to the canonical location"""
        if release.get('rsync_out_objs'):
            tree = release['canonical_dir']
            if not os.path.isdir(tree):
                self.log.info('Creating %s', tree)
                os.makedirs(tree)
            self.call(release['rsync_out_objs'])
            self.call(release['rsync_out_rest'])