Add 15 seconds timeout to session and login

Add AutoTimeout class for use on login and session requests.
Bug report by GamerCorey7.

MinecraftClient/AutoTimeout.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Threading;
+
+namespace MinecraftClient
+{
+    /// <summary>
+    /// Allow easy timeout on pieces of code
+    /// </summary>
+    /// <remarks>
+    /// By ORelio - (c) 2014 - CDDL 1.0
+    /// </remarks>
+    public class AutoTimeout
+    {
+        /// <summary>
+        /// Perform the specified action with specified timeout
+        /// </summary>
+        /// <param name="action">Action to run</param>
+        /// <param name="attempts">Maximum timeout in milliseconds</param>
+        /// <returns>True if the action finished whithout timing out</returns>
+        public static bool Perform(Action action, int timeout)
+        {
+            return Perform(action, TimeSpan.FromMilliseconds(timeout));
+        }
+
+        /// <summary>
+        /// Perform the specified action with specified timeout
+        /// </summary>
+        /// <param name="action">Action to run</param>
+        /// <param name="attempts">Maximum timeout</param>
+        /// <returns>True if the action finished whithout timing out</returns>
+        public static bool Perform(Action action, TimeSpan timeout)
+        {
+            Thread thread = new Thread(new ThreadStart(action));
+            thread.Start();
+            bool success = thread.Join(timeout);
+            if (!success)
+                thread.Abort();
+            return success;
+        }
+    }
+}