move shared content to shared project

MareSynchronosServer/MareSynchronosShared/Models/FileCache.cs

@@ -0,0 +1,17 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace MareSynchronosShared.Models
+{
+    public class FileCache
+    {
+        [Key]
+        [MaxLength(40)]
+        public string Hash { get; set; }
+        [MaxLength(10)]
+        public string UploaderUID { get; set; }
+        public User Uploader { get; set; }
+        public bool Uploaded { get; set; }
+        [Timestamp]
+        public byte[] Timestamp { get; set; }
+    }
+}