Adds objectIDToIdentifierLookup to object cache.
Release 1.7.0.
Using existingObjectWithID:error: in managedObjectCollector.
Release 1.7.1.
Return object identifiers
Send object ids across threads
Need object method as well
Fix args
Background context
Use forked stack as direct dependency
Thread-safe date formatters
Workaround? Remove object from cache when deleted from context
Revert "Workaround? Remove object from cache when deleted from context"

This reverts commit a1e06fa94467bba8e4ba931045f7d01986303760.
Parse for fetched properties