Add migrations

Core/Entities/LeafInput.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Data;
 using System.IO;
 using System.IO.Compression;
 using System.Linq;
@@ -31,6 +33,12 @@ namespace LeafWeb.Core.Entities
 		[Required(ErrorMessage = "Site Id required")]
 		public string SiteId { get; set; }
 
+		[Required]
+		[Column(TypeName = "VARCHAR")]
+		[StringLength(12)]
+		[Index("IX_UniqueToken", 1, IsUnique = true)]
+		public string UniqueToken { get; set; }
+
 		// [Required(ErrorMessage = "PhotosynthesisType required")]
 		// http://stackoverflow.com/questions/6038541/ef-validation-failing-on-update-when-using-lazy-loaded-required-properties
 		public virtual PhotosynthesisType PhotosynthesisType { get; set; }