Based on [this dicusssion](https://github.com/RestPack/restpack_serializer/pull/71), we'd like to improve the range of matching options when filtering. We currently support only exact matching, but `!=`, `>`, `<`, `between` and `in` would all be useful. Here are some of the discussion points:  --- 
Based on this dicusssion, we'd like to improve the range of matching options when filtering.
We currently support only exact matching, but
!=,>,<,betweenandinwould all be useful.Here are some of the discussion points: