Fixed bug when a moment object is passed for an AnonymousRecord.
Fixed bug when passing a null belongs to value in filter.
Merge pull request #10 from westoque/fix-momento-bug

Fixed bug when a moment object is passed for an AnonymousRecord.
Merge pull request #12 from westoque/fix-null-belongs-to-in-filter

Fixed bug when passing a null belongs to value in filter.
Cleaned up unused methods in test file.