Changed health calculation to have more precision

diff --git a/PortraitHealth.lua b/PortraitHealth.lua
index 77b16c6..670ad08 100755
--- a/PortraitHealth.lua
+++ b/PortraitHealth.lua
@@ -31,7 +31,7 @@ end
 function HealthPercentage()

 	-- Health value to display. Whole numbers only.
-	TargetPercentHealth = math.ceil((UnitHealth("target") / UnitHealthMax("target") * 100));
+	TargetPercentHealth = (UnitHealth("target") / UnitHealthMax("target") * 100);

 	-- Class detection

@@ -69,12 +69,13 @@ function HealthPercentage()
 		PortraitHealth_Health:SetTextColor(1,1,0);
 	end

+	local h = string.format("%.0f",TargetPercentHealth);

 	-- change the portrait to show current health
 	if UnitIsDead("target") then
 		PortraitHealth_Health:SetText('Dead');
 	else
-		PortraitHealth_Health:SetText(TargetPercentHealth .. '%');
+		PortraitHealth_Health:SetText(h .. '%');
 	end

 end