Update more HWPs: Knockball, Racer, Construction Mode Changes: - New ammo icon for Knockball's baseball bat with ball - New ammo icon for waypoint placement tool in Racer - Remove airplane cursor in Racer and Construction Mode

install(FILES
    map.png
    map.cfg
    map.hwp
    map.lua
    preview.png
    desc.txt
    DESTINATION ${SHAREPATH}Data/Maps/Knockball)