Attribute vehicle kills (buggy driving over someone) to the driver of the vehicle.
Mark telefrag damage as being inflicted by the teleporter weapon.
Prevent a player's spectate mode enabling after they have just joined and are coincidentally picked as traitor (thanks Bo98)
Prevent inconsistencies when a player enters spectate mode due to their role being unnecessarily cleared (thanks Bo98)
Enabled lag compensation for the crowbar's secondary attack (thanks Bo98)
Additional resetting of a player's view angles after they have possessed a prop and then spectate a player (thanks Bo98)
Additional robustness in communicating player roles to clients (thanks Bo98)
Ignore chat containing sentences prefixed by typical admin command characters (such as ! or @) from being stored as a player's last words (thanks DarthTealc)
Most of the following contributed fixes were already available via a GMod release I believe, just not listed in this changelog yet:
Traitor weapons can now set "Avoidable" to true indicate that traitors who get killed by that weapon should be blamed for their own death, much like C4 (thanks YMIndustries)
Fixed "beam down" part of teleport effect not being shown (thanks robotboy655)