Implemented ability to have server settings. Currently cache directory is there but it is not configurable (or used in this commit)

API/Helpers/Converters/ServerSettingConverter.cs

@@ -0,0 +1,28 @@
+using System.Collections.Generic;
+using API.DTOs;
+using API.Entities;
+using AutoMapper;
+
+namespace API.Helpers.Converters
+{
+    public class ServerSettingConverter : ITypeConverter<IEnumerable<ServerSetting>, ServerSettingDto>
+    {
+        public ServerSettingDto Convert(IEnumerable<ServerSetting> source, ServerSettingDto destination, ResolutionContext context)
+        {
+            destination = new ServerSettingDto();
+            foreach (var row in source)
+            {
+                switch (row.Key)
+                {
+                    case "CacheDirectory":
+                        destination.CacheDirectory = row.Value;
+                        break;
+                    default:
+                        break;
+                }
+            }
+
+            return destination;
+        }
+    }
+}