Ithilyn, RaidCooldowns add tooltips

function mod:StartCooldown(sender, spellId, cooldown)
    if self.db.profile.hideSelf and sender == playerName then return end
    if not self.db.profile.spells[spellId] then return end -- Only show a bar for this spell if the user enabled it

    -- Because we now scan all spells whenever a Spell Cooldown event is fired,
    -- a sync might be sent multiple times for the same spell. This block prevents
    -- the bar from constantly updating its max time, making it look like the
    -- cooldown is being used again.
    local bar = barGroup:GetBar(sender .. "_" .. spellId)
    if bar == nil then
        bar = barGroup:NewTimerBar((sender .. "_" .. spellId), sender, cooldown, cooldown, spellId)
        bar.caster  = sender
        bar.spellId = spellId
        -- begin ithilyn
        bar.spellName = GetSpellInfo(spellId)
        bar:SetScript("OnEnter", function(bar, ...)
            GameTooltip:SetOwner(bar, "ANCHOR_TOPLEFT")
            GameTooltip:SetText(bar.spellName)
            GameTooltip:Show()
        end)
        bar:SetScript("OnLeave", function(frame, ...)
            GameTooltip:Hide()
        end)
        bar:EnableMouse(true)
        -- end ithilyn
    else
        bar:SetTimer(cooldown, bar.maxValue)
    end

    local _, c = UnitClass(sender)
    if not c then
        -- Get the class name from our cooldown table; this is used exclusively for testing
        for k, v in pairs(RaidCooldowns.cooldowns) do
            for k2, v2 in pairs(v) do
                if v2.id == spellId then
                    c = k
                end
            end
        end
    end

    local color = RAID_CLASS_COLORS[c]
    if type(color) == "table" then
        bar:SetColorAt(1.00, color.r, color.g, color.b, 1)
        bar:SetColorAt(0.00, color.r, color.g, color.b, 1)
    end
end

function mod:StopCooldown(sender, spellId)
    local bar = barGroup:GetBar(sender .. "_" .. spellId)
    if bar ~= nil then
        barGroup:RemoveBar(bar)
        self:UpdateDisplay() -- Removes a gap that appears in edge cases
    end
end