Update docstring

Remove obsolete frag_detect parameter

Use command "seed" as fragmentation detection command

Set max_packet_size

Fix TypeVar usage

TypeVar cannot be instantiated.
Use Type[DelegatedType] to type hint a subtype and DelegatedType to type hint an instance.

Update for new RCON library

Update VERSION and PROTOCOL

Raise KeyError instead of IndexError

Fix stats to JSON conversion

Update timestamp