Merge metadata changes from upstream r714
Generated Python files for metadata
Merge code changes from upstream r714

Note that the Python code isn't updated to use the MatcherApi
interface, for the moment at least -- the Python code tends
more towards functions than methods in the first place.
Merge metadata changes from upstream r715
Generated Python files for metadata
Merge code changes from upstream r715

Also add and expose COUNTRY_CODES_FOR_NON_GEO_REGIONS,
and add an internal method to re-generate globals derived
from the metadata.
Prep for 7.0.0 release
Fixup imports/exports

Add new COUNTRY_CODES_FOR_NON_GEO_REGIONS export.
Add missing import of NON_DIGITS_PATTERN.