连杀播报：击杀连击数的递增播报

local function onKill(actor)
    sendmsg(actor, 1, "击杀+1")     -- 每杀都播，频道刷屏
end

local STREAK, last = {}, 0
local MILE = {[5] = "小有名气",
    [10] = "杀气腾腾", [20] = "红名克星"}
local function onKill(actor, now)
    if now - last > 30 then STREAK[actor] = 0 end   -- 断杀清零
    last = now
    STREAK[actor] = (STREAK[actor] or 0) + 1
    local n = STREAK[actor]
    if MILE[n] then
        sendcentermsg(getplayvar(actor, "NAME")
            .. " 已连杀 " .. n .. " 人，" .. MILE[n])
    end
end