Added missing published Visible property

Components/NewProgressBar.pas

@@ -49,8 +49,9 @@ type
     property Min: LongInt read FMin write SetMin;
     property Max: LongInt read FMax write SetMax;
     property Position: LongInt read FPosition write SetPosition default 0;
-    property State: TNewProgressBarState read FState write SetState default npbsNormal;   
+    property State: TNewProgressBarState read FState write SetState default npbsNormal;
     property Style: TNewProgressBarStyle read FStyle write SetStyle default npbstMarquee;
+    property Visible default True;
   end;
 
 procedure Register;