Add difference tester kinda-template script
Add a string for the Dublin Core namespace
Reorder output and add default namespaces to match schema spec
Use non-global loggers

(cherry picked from commit f45b675eafa7b8a488467fa39328c335abde468b)

Conflicts:
	python/Objects.py
	python/make_differential_dfxml.py
Add debug
Use diffs mask
Start some counters