Avoid another crash in GParted when moving or copying partitions

Based on the Debian Sid repository (as of 2013/May/1)

The GParted team is proud to announce a well-tested, stable release of GParted Live.This release includes another critical bug fix for a potential crash that might cause loss of data while moving or copying a partition. We strongly recommend that all users of GParted Live 0.15.0-x and 0.16.0-x upgrade to GParted Live 0.16.1-1 to avoid data loss.Items of note include:In an effort to ensure the reliability and integrity of this release, we have conducted over 200 successful tests. These tests included moves, copies, creates, labels, new UUIDs, growing, shrinking, and deleting partitions containing each type of file system.Special thanks goes to Mike Fleetwood, Phillip Susi, and Steven Shiau for their timely efforts to create this stable release.Curtis