added repo base

NzbDrone.Core/Repository/RootDir.cs

@@ -1,26 +1,14 @@
 using System.Collections.Generic;
+using NzbDrone.Core.RootFolders;
 using PetaPoco;
 
 namespace NzbDrone.Core.Repository
 {
-    public interface IRootDir
-    {
-        int Id { get; set; }
-        string Path { get; set; }
-
-        [ResultColumn]
-        ulong FreeSpace { get; set; }
-
-        [Ignore]
-        List<string> UnmappedFolders { get; set; }
-    }
 
     [TableName("RootDirs")]
     [PrimaryKey("Id", autoIncrement = true)]
-    public class RootDir : IRootDir
+    public class RootDir : BaseModel
     {
-        public virtual int Id { get; set; }
-
         public string Path { get; set; }
 
         [ResultColumn]