proper field's role handling: may be 'subject' / 'object' *in case
of entity's relation*, but None in other case. So you should correctly
specify it to field_by_name
#!/bin/sh
rm -f web/test/tmpdb*
rm -f web/tali18n.py
rm -f applications/*/test/tmpdb*
rm -f applications/*/tali18n.py
rm -f applications/*/i18n/*_full.po
rm -f applications/*/data/Schema.dot