added brightness filters, made prefs savable

Author: Cyrik

Source/MapResourceOverlay/Coordinates.cs

@@ -0,0 +1,24 @@
+namespace MapResourceOverlay
+{
+    public class Coordinates
+    {
+        private readonly double _latitude;
+        private readonly double _longitude;
+
+        public Coordinates(double latitude, double longitude)
+        {
+            _latitude = latitude;
+            _longitude = longitude;
+        }
+
+        public double Latitude
+        {
+            get { return _latitude; }
+        }
+
+        public double Longitude
+        {
+            get { return _longitude; }
+        }
+    }
+}

Source/MapResourceOverlay/Extensions.cs

@@ -0,0 +1,18 @@
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using Debug = UnityEngine.Debug;
+using Object = System.Object;
+
+namespace MapResourceOverlay
+{
+    public static class Extensions
+    {
+        public static void Log(this Object obj, string msg)
+        {
+            Debug.Log("[MRO][" + (new StackTrace()).GetFrame(1).GetMethod().Name + "] " + msg);
+        }
+
+    }
+}