Add !gdq command

Geekbot.net/Commands/Gdq.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+using Discord;
+using Discord.Commands;
+using Geekbot.net.Lib;
+
+namespace Geekbot.net.Commands
+{
+    public class Gdq : ModuleBase
+    {
+        private readonly IErrorHandler _errorHandler;
+        
+        public Gdq(IErrorHandler errorHandler)
+        {
+            _errorHandler = errorHandler;
+        }
+
+        [Command("gdq", RunMode = RunMode.Async)]
+        [Remarks(CommandCategories.Games)]
+        [Summary("Get a quote from the GDQ donation generator.")]
+        public async Task getQuote()
+        {
+            try
+            {
+                using (var client = new WebClient())
+                {
+                    var url = new Uri("http://taskinoz.com/gdq/api/");
+                    var response = client.DownloadString(url);
+                    
+                    await ReplyAsync(response);
+                }
+            }
+            catch (Exception e)
+            {
+                _errorHandler.HandleCommandException(e, Context);
+            }
+        }
+    }
+}