borg-backup.sh: add alert e-mail messages..

conf/borg-backup.conf.sample

@@ -139,7 +139,6 @@
 #PSQL_SYSTEM_USER="postgres"
 
 
-
 # DB_BACKUP_DIR
 #
 # Directory in which current database dumps are stored (and transferred to the repository)
@@ -167,3 +166,37 @@
 #
 #BACKUP_DIRECTORIES="/etc /home /root /var/spool/cron"
 
+
+# ---
+# Alert Parameters
+# ---
+
+# ADMIN_EMAIL
+#
+# Send Informations about the backup prozess to this e-mail address
+#
+# Defaults to:
+#
+#     ADMIN_EMAIL="root"
+#
+#ADMIN_EMAIL="root"
+
+
+# FROM_ADDRESS
+#
+# Defaults to:
+#
+#     "borg-backup@$(hostname -f)"
+#
+#FROM_ADDRESS=""
+
+
+# COMPANY
+#
+# DEFAULTS to
+# Defaults to:
+#
+#     COMPANY="O.OPEN"
+#
+#COMPANY="O.OPEN"
+