Add wind history support

Weather/Service/Models/WindDirectionReadingGrouped.cs

@@ -0,0 +1,12 @@
+using JetBrains.Annotations;
+
+namespace ChrisKaczor.HomeMonitor.Weather.Service.Models
+{
+    [PublicAPI]
+    public class WindDirectionReadingGrouped
+    {
+        public int WindDirection { get; set; }
+
+        public int Count { get; set; }
+    }
+}

Weather/Service/Models/WindSpeedReadingGrouped.cs

@@ -0,0 +1,17 @@
+using JetBrains.Annotations;
+using System;
+
+namespace ChrisKaczor.HomeMonitor.Weather.Service.Models
+{
+    [PublicAPI]
+    public class WindSpeedReadingGrouped
+    {
+        public DateTimeOffset Bucket { get; set; }
+
+        public decimal Minimum { get; set; }
+
+        public decimal Average { get; set; }
+
+        public decimal Maximum { get; set; }
+    }
+}