Wrap also propagate as multi

scripting: flag lua_client as CLIENT_MULTI after redis.replicate_command() immediately

Better systemd integration v2

Add config and module API for AvoidReplicaTraffic

This reverts commit 009862ab.

Add a new SET option KEEPTTL and fix issue #5256

Add module APIs for custom authentication

Add configuration option for allowing reads on cluster down

Fix outdated information on max memory policies

init server.hz early to avoid div by 0 during config file loading

Improve RM_ModuleTypeReplaceValue() API.

With the previous API, a NULL return value was ambiguous and could
represent either an old value of NULL or an error condition. The new API
returns a status code and allows the old value to be returned
by-reference.

This commit also includes test coverage based on
tests/modules/datatype.c which did not exist at the time of the original
commit.

since the refactory of config.c, it was initialized from config_hz in initServer
but apparently that's too late since the config file loading creates objects
which call LRU_CLOCK

Add no-slowlog to acl command to prevent passwords

Omits  `ACL SETUSER` from redis-cli's history

Modules must have execute permissions to load

This is useful to tell redis and modules to try to avoid doing things that may
increment the replication offset, and should be used when draining a master
and waiting for replicas to be in perfect sync before a failover.