SafeKeep: version 1.4.1 (stable) released

This is release 1.4.1 of SafeKeep, a centralized and easy to use backup application that combines the best features of a mirror and an incremental backup.

What's new in this release:
- A major rework of LVM snapshot handling.
- Generate MIME emails with summary reports.
- Better handling of PostgreSQL passwords.
- Added ability to use LVM snapshots with XFS filesystems.
- Allow use of ~/.safekeep for non-root users.
- Allow default and automatic snapshot sizes.