- Added scale options.

- New API: instance:GetRealSize() return the width and height scaled.
- New API: instance:GetPositionOnScreen() return the window x, y position on screen.
- New API: instance:SetWindowScale (scale) set the window scale.
- New API: instance:IsGroupedWith (instance) return if self is groupped with instance.
- New API: instance:GetInstanceGroup([,instance id]) return a table with instance in the group.

classes/classe_instancia_include.lua

@@ -45,6 +45,8 @@ _detalhes.instance_defaults = {
 
 	--skin
 		skin = "Minimalistic v2",
+	--scale
+		window_scale = 1.0,
 	--baseframe backdrop
 		bg_alpha = 0.7,
 		bg_r = 0.0941,