dependency on Class::Inspector
- Simplify superclass traversal done by the 'inherited' group type
- Fix incorrect quoting of unusual hash keys (fieldnames)
+ - Depend on newer bugfixed Class::XSAccessor 1.15
- Improve text of ro/wo violation exceptions
- Sanity-check accessor names for well-formedness
(qr/[A-Z_a-z][0-9A-Z_a-z]*/)