AceGUI-3.0: TreeGroup: Pass an explicit alpha value to SetText

Fixes CF-#685

Author: Nevcairiel

AceGUI-3.0/widgets/AceGUIContainer-TreeGroup.lua

@@ -2,7 +2,7 @@
 TreeGroup Container
 Container that uses a tree control to switch between groups.
 -------------------------------------------------------------------------------]]
-local Type, Version = "TreeGroup", 48
+local Type, Version = "TreeGroup", 49
 local AceGUI = LibStub and LibStub("AceGUI-3.0", true)
 if not AceGUI or (AceGUI:GetWidgetVersion(Type) or 0) >= Version then return end
 
@@ -206,7 +206,7 @@ local function Button_OnEnter(frame)
 		tooltip:SetOwner(frame, "ANCHOR_NONE")
 		tooltip:ClearAllPoints()
 		tooltip:SetPoint("LEFT",frame,"RIGHT")
-		tooltip:SetText(frame.text:GetText() or "", 1, .82, 0, true)
+		tooltip:SetText(frame.text:GetText() or "", 1, .82, 0, 1, true)
 
 		tooltip:Show()
 	end