Added CheckAndDownloadVersion.cs

diff --git a/PokemonGo.RocketAPI.Logic/Utils/CheckAndDownloadVersion.cs b/PokemonGo.RocketAPI.Logic/Utils/CheckAndDownloadVersion.cs
new file mode 100644
index 0000000..c172f64
--- /dev/null
+++ b/PokemonGo.RocketAPI.Logic/Utils/CheckAndDownloadVersion.cs
@@ -0,0 +1,55 @@
+using System;
+using System.Diagnostics;
+using System.Net;
+using System.Reflection;
+using System.Text.RegularExpressions;
+using System.Threading;
+
+namespace PokemonGo.RocketAPI.Logic.Utils
+{
+    class CheckAndDownloadVersion
+    {
+        public static void CheckVersion()
+        {
+            try
+            {
+                var match =
+                    new Regex(
+                        @"\[assembly\: AssemblyVersion\(""(\d{1,})\.(\d{1,})\.(\d{1,})\.(\d{1,})""\)\]")
+                        .Match(DownloadServerVersion());
+
+                if (!match.Success) return;
+                var gitVersion =
+                    new Version(
+                        string.Format(
+                            "{0}.{1}.{2}.{3}",
+                            match.Groups[1],
+                            match.Groups[2],
+                            match.Groups[3],
+                            match.Groups[4]));
+                if (gitVersion <= Assembly.GetExecutingAssembly().GetName().Version)
+                {
+                    Logger.Normal(ConsoleColor.Green, "Awesome! You have already got the newest version! " + Assembly.GetExecutingAssembly().GetName().Version);
+                    return;
+                }
+                ;
+
+                Logger.Normal(ConsoleColor.Red, "There is a new Version available: " + gitVersion + " downloading.. ");
+                Thread.Sleep(1000);
+                Process.Start("https://github.com/Spegeli/Pokemon-Go-Rocket-API");
+            }
+            catch (Exception)
+            {
+                Logger.Error($"Unable to check for updates now...");
+            }
+        }
+
+        private static string DownloadServerVersion()
+        {
+            using (var wC = new WebClient())
+                return
+                    wC.DownloadString(
+                        "https://raw.githubusercontent.com/Spegeli/Pokemon-Go-Rocket-API/master/PokemonGo/RocketAPI/Console/Properties/AssemblyInfo.cs");
+        }
+    }
+}