CSPACE-6227: When creating doctype bundles for schema extensions, the value of the 'extends' attribute should be the actual doctype name of its base, or parent, and not the services name. (The two are identical in many, but not all, instances.)
CSPACE-6227: Added explanatory comment.
Merge pull request #120 from aronr/CSPACE-6227

CSPACE-6227: Insert correct 'extends=' parent doctype value in extended authority item doctypes.