Make status colors configurable

The aura based status colors can now be configured in frames.lua. This
is important in TBC where some healers don't care about e.g. magic
debuffs.

src/types/unitframe.lua

@@ -50,12 +50,6 @@ local colors = {
     low = { 1.0, 0.0, 0 },
     offline = { 0.7, 0.7, 0.7 },
     dead = { 0.7, 0.7, 0.7 },
-    magic = { 0.4, 0.4, 1.0 },
-    disease = { 0.4, 0.2, 0.0 },
-    poison = { 0.0, 0.7, 0.7 },
-    curse = { 0.7, 0.0, 0.7 },
-    immune = { 0.0, 0.2, 0.4 },
-    bomb = { 1.0, 0.7, 0.7 },
     cyan = { 0.0, 0.8, 0.8 },
     white = { 1.0, 1.0, 1.0 },
     shield = { 0.85, 0.95, 1.0 },
@@ -90,6 +84,8 @@ function UnitFrame:Init(unit, config)
     self.rangeEnemy = config.range.enemy
     self.rangeFade = config.range.fade
 
+    self.statusColors = config.statusColors
+
     local secure = self:CreateSecureFrame(width, height)
     secure:Hide()
 
@@ -652,23 +648,24 @@ function UnitFrame:UpdateHealthColor()
 
     if not isFriend then
         self.hp:SetColor(unpack(colors.hostile))
-    elseif self.auras.statusCount["Immune"] then
-        self.hp:SetColor(unpack(colors.immune))
-    elseif self.auras.statusCount["Bomb"] then
-        self.hp:SetColor(unpack(colors.bomb))
-    elseif self.auras.statusCount["Magic"] then
-        self.hp:SetColor(unpack(colors.magic))
-    elseif self.auras.statusCount["Curse"] then
-        self.hp:SetColor(unpack(colors.curse))
-    elseif self.auras.statusCount["Poison"] then
-        self.hp:SetColor(unpack(colors.poison))
-    elseif self.auras.statusCount["Disease"] then
-        self.hp:SetColor(unpack(colors.disease))
-    elseif isFriend and UnitIsDead(unit) then
+        return
+    end
+
+    local statusColor = nil
+    for _, entry in ipairs(self.statusColors) do
+        if self.auras.statusCount[entry.status] then
+            statusColor = entry.color
+            break
+        end
+    end
+
+    if statusColor then
+        self.hp:SetColor(unpack(statusColor))
+    elseif UnitIsDead(unit) then
         self.hp:SetColor(unpack(colors.dead))
-    elseif isFriend and pct >= 0.90 then
+    elseif pct >= 0.90 then
         self.hp:SetColor(unpack(colors.healthy))
-    elseif isFriend and pct >= 0.75 then
+    elseif pct >= 0.75 then
         local progress = (pct - 0.75) / (0.90 - 0.75)
         self.hp:SetInterpolatedColor(colors.mid, colors.high, progress)
     else