changes:
-New feature: standard_object_list = the AbracadabraObjectBox will be filled
with the returned object-ids;
-standard_object_list can be a python-script which returns id dependent on the
context; VERY, VERY USEFUL FEATURE!
-refactored CharacterMapping into own file for easier custom modifications
-redesigned the code for auto_id; added a auto_id-feature for all non integer
and string-type-properties as current timestamp
-refactored code for AbracadabraObjectBox; you can call insert the
AbracadabraObjectBox with into your manage_methods.