Add media tag dumps.

Marechai.Database/Models/MediaTagDump.cs

@@ -0,0 +1,14 @@
+using System.ComponentModel.DataAnnotations;
+using Aaru.CommonTypes.Enums;
+
+namespace Marechai.Database.Models
+{
+    public class MediaTagDump : BaseModel<ulong>
+    {
+        [Required]
+        public virtual MediaDump MediaDump { get; set; }
+        public MediaTagType Type { get;           set; }
+        [Required]
+        public virtual DbFile File { get; set; }
+    }
+}