DOC: creating sql dump

doc/Maintenance.rst

+
+Maintenance
+===========
+
+
+Creating a Backup
+-----------------
+
+
+You can use the Python script ``utils/backup.py`` to create a backup (SQL dump) 
+of the SQL-Backend::
+
+    utils/backup.py -d folder/where/the/backup/is/created
+
+You can do this while CaosDB is online.