Backup Demon/2

The Backup Demon is a program for data backup and recovery which stores the data on an internet server:
 * Runs in the background
 * recognizes all modified / new files and uploads them to the backup-server
 * Automatic and manual operation
 * Optional: Files on the backup-server are encrypted
 * The backup-server may be a local drive instead
 * backed-up data are store under their original file date (versioning)
 * Query function for the stored data