RESP3 Support - Some commands responses in RESP3 aren't stable yet and therefore return an "untyped" ReplyUnion. Sentinel TypeMapping Correctly types Multi commands Note: some API changes to be further documented in v4-to-v5.md
* fix client info * add client list * fix key validation in transformClientInfoReply * fix issue with field in CLIENT LIST reply * clean code * fix multimem * fix qbufFree argvMem totMem multiMem Co-authored-by: Leibale <me@leibale.com>