- remove cyCircled support

- add preliminary ButtonFacade support (still some bugs in it)
- this also replaces the built-in skin selection for the bars (for now)

ActionBars.lua

@@ -61,6 +61,9 @@ function BT4ActionBars:OnInitialize()
 	ActionBar_MT = {__index = ActionBar}
 end
 
+
+local LBF = LibStub("LibButtonFacade", true)
+
 -- setup the 10 actionbars
 local first = true
 function BT4ActionBars:OnEnable()
@@ -77,6 +80,10 @@ function BT4ActionBars:OnEnable()
 			end
 		end
 		
+		if LBF then
+			LBF:RegisterSkinCallback("Bartender4", self.UpdateSkin, self)
+		end
+		
 		first = nil
 	end
 	
@@ -132,6 +139,13 @@ function BT4ActionBars:ApplyConfig()
 	end
 end
 
+function BT4ActionBars:UpdateSkin(SkinID, Gloss, Backdrop, Group, Button)
+	local id = tonumber(Group)
+	if id and self.actionbars[id] then
+		self.actionbars[id]:ForAll("Update")
+	end
+end
+
 -- we do not allow to disable the actionbars module
 function BT4ActionBars:ToggleModule()
 	return