* Bump github.com/ugorji/go/codec, to get fixes which make
github.com/2opremio/go-1/codec unnecessary
* Remove github.com/2opremio/go-1/codec
* Remove type embeddings to avoid the problem explained at
https://github.com/ugorji/go/issues/141#issuecomment-185450157
* tried activating it for child tables too, but that became quite CPU
intensive, and feed intervals became out of sync (host CPU < container
CPU, which is hard to believe)