Update up to changes in memoizee package
Additional logic layer for fragments functionality.

Fragment of each master object is maintained individually, it allows
to pass different approveRelation method per master object.
Object namespace is Set
Provide defineOn util on FilterSet
Filters for Object ns sets
Provide defineOn util on ObjectList.

Use improved method memoization for live list defined on relation sets
Define live filters on relation sets
-- whitespace
Define live lists on Object ns sets