using clauses cleanup

src/Yavsc.Abstract/FileSystem/RemoteFileInfo.cs

@@ -1,8 +1,6 @@
-using System;
-
-namespace Yavsc.ViewModels
+namespace Yavsc.ViewModels
 {
-    public class RemoteFileInfo 
+    public class RemoteFileInfo
     {
         public string Name { get; set; }
 
@@ -11,7 +9,7 @@ namespace Yavsc.ViewModels
         public DateTime CreationTime { get; set; }
 
         public DateTime LastModified { get; set; }
-       
+
     }
 
-}
+}