Merge metadata updates from upstream r563
Generated Python files for metadata
Merge branch 'dev' of github.com:daviddrysdale/python-phonenumbers into python3

Conflicts:
	python/phonenumbers/data/region_GA.py
	python/phonenumbers/data/region_KR.py
	python/phonenumbers/data/region_PH.py
	python/phonenumbers/data/region_UA.py