Fix missing language in log message
Add unit test and fix for crash during eviction of cache keys during query for compound identification attributes. closes #1171
Add test to verify managedObjectContext on empty results.
Fix bug with refetching due to failure to track applied attribute mapping when mapped value is unchanged. closes #1176
Add warning about deadlocks if you use `waitUntilFinished` with a RKManagedObjectRequestOperation on a main queue thread. refs #1173