Multiplayer Event: on message arrived

@xoros

Or I could made a sync-function first. The sync-function is just a funcition-like interface, which could trigger "condition:on function" for each player , include sender itself.

@rexrainbow
That would be great, sync-function from your bottleneck plugin was very useful.

@xoros

MPsyncfunction

@rexrainbow
Thank you very much