ignore inline validation requests without fname (treat as non-error condition, return normal result).  Refs: https://dev.plone.org/ticket/13741
inline validation uses group __name__ to obtain fieldset, while fieldset naming keyed on group __name__, not group label, which is brittle for i18n reasons.
inline validation tests for use of group __name__
normalize fieldset names for inline validation and identification in DOM, fallback to label if no __name__ attribute on group
Merge pull request #11 from upiq/master

ignore inline validation requests without fname (treat as non-error cond...