humanmade/WP-Remote-WordPress-Plugin — pull request #94 by danielbachhuber (2013-11-15 14:14:36+00:00)
Title: Clean up broken ZipArchive files when the process is killed.

In #81, we introduced a mechanism where a ZipArchive can be created in chunks. If/when the backup process is killed, there's a leftover ZipArchive partial. The restart mechanism should remove the partial before resuming the backup.