Update all damage resistances Add Cavalry and Spearman stubs Adjusted unit speeds to make more sense Added additional watch tower attachments for archers Added custom entity type for Watch Tower which spawns its own archers at attachments Check IsValid on egg group in ProcessIdle to support items with no group Added EggFlags.Chaperone and have Archer, Cavalry and Spearman set chaperone capability Added TickAttack and set Target properly for each group when one is found. Added Escorting system (initial basic impl) which will keep formation relative to the escortee. Units inherit velocity of their group. Chaperones inherit velocity of their escortee.