Upgrade Information

Version 1.0 - Original version.

Version 1.01 - Minor improvements in the instruction manual.

Version 1.1 - Fixes a bug in the restore function that caused the
program to sometimes give the wrong names to files when they were
restored from the backup disk to the hard disk. Also has minor
cosmetic changes.

Version 1.2 - Fixes a bug in the filtering function that caused the
program to sometimes list files in subdirectories that were listed
to be filtered out. Added the "All" button in the backup confirmation
window to allow you to stop the program from asking for confirmation
before backing up each file. Fixed problems that were causing crashes
due to lack of memory. Added error checking on inputs. Added more
screening of directories that should not be backed up, such as the
directory that files are being backup up TO.

Version 1.3 - Fixed bug that caused crash if you filtered out root
directory of your hard drive. Fixed bug that crashed program if you
used illegal directory name for destination directory.
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