Add a threat texture

diff --git a/oUF_P3lim.lua b/oUF_P3lim.lua
index dbe2c4e..a1e6206 100644
--- a/oUF_P3lim.lua
+++ b/oUF_P3lim.lua
@@ -232,6 +232,12 @@ local function Shared(self, unit)
 	healthValue.frequentUpdates = 1/4
 	self.HealthValue = healthValue

+	local threat = self.Health:CreateTexture(nil, 'OVERLAY')
+	threat:SetAllPoints(self)
+	threat:SetTexture([=[Interface\RaidFrame\Raid-FrameHighlights]=])
+	threat:SetTexCoord(0.02, 0.543, 0.29, 0.552)
+	self.Threat = threat
+
 	if(unit == 'player' or unit == 'target') then
 		local power = CreateFrame('StatusBar', nil, self)
 		power:SetPoint('BOTTOMRIGHT')