SharePoint Batch Check In 2.10.508.2
Bulk check in a group of checked-out files all at one time;
Upload and simultaneously check in multiple new documents;
Ability to check in documents stored in folders and subfolders;
Automatically update column values for all the documents as they are checked in;
Discard check-out of several files without manually editing each item;
Supports all content types;
Ability to change document's content type when checking in.