Making use of new api function to manage configuration in user home

seqs/backup.cfg.example

@@ -1,7 +1,6 @@
 #!/bin/bash
 
-# Backup sequence definitions template.
-# Remove ".example" for customization.
+# Backup sequence definitions
 
 # A running debian needs at least the following runtime directories created to start up successfully:
 ##  dev 
@@ -9,6 +8,7 @@
 ##  sys
 ##  run   
 
+BACKUP_TARGET="/backup"
 # Exclude notation "directory/*" creates the directory but NOT its content
 BACKUP_EXCLUDES=(\
  "backup*"\