Added default request timeout

src/Discord.Net/Net/Queue/RestRequest.cs

@@ -35,7 +35,8 @@ namespace Discord.Net.Queue
 
         private RestRequest(IRestClient client, string method, string endpoint, bool headerOnly, RequestOptions options)
         {
-            var timeout = options?.Timeout;
+            if (options == null)
+                options = RequestOptions.Default;
 
             Client = client;
             Method = method;
@@ -43,7 +44,7 @@ namespace Discord.Net.Queue
             Json = null;
             MultipartParams = null;
             HeaderOnly = headerOnly;
-            TimeoutTick = timeout.HasValue ? (int?)unchecked(Environment.TickCount + timeout.Value) : null;
+            TimeoutTick = options.Timeout.HasValue ? (int?)unchecked(Environment.TickCount + options.Timeout.Value) : null;
             Promise = new TaskCompletionSource<Stream>();
         }
 

src/Discord.Net/Net/Queue/WebSocketRequest.cs

@@ -20,15 +20,15 @@ namespace Discord.Net.Queue
         public WebSocketRequest(IWebSocketClient client, byte[] data, bool isText, RequestOptions options) : this(client, data, 0, data.Length, isText, options) { }
         public WebSocketRequest(IWebSocketClient client, byte[] data, int index, int count, bool isText, RequestOptions options)
         {
+            if (options == null)
+                options = RequestOptions.Default;
+
             Client = client;
             Data = data;
             DataIndex = index;
             DataCount = count;
             IsText = isText;
-            if (options != null)
-                TimeoutTick = unchecked(Environment.TickCount + options.Timeout.Value);
-            else
-                TimeoutTick = null;
+            TimeoutTick = options.Timeout.HasValue ? (int?)unchecked(Environment.TickCount + options.Timeout.Value) : null;
             Promise = new TaskCompletionSource<Stream>();
         }
 

src/Discord.Net/RequestOptions.cs

@@ -2,7 +2,14 @@
 {
     public class RequestOptions
     {
+        public static RequestOptions Default => new RequestOptions();
+
         /// <summary> The max time, in milliseconds, to wait for this request to complete. If null, a request will not time out. If a rate limit has been triggered for this request's bucket and will not be unpaused in time, this request will fail immediately. </summary>
         public int? Timeout { get; set; }
+
+        public RequestOptions()
+        {
+            Timeout = 30000;
+        }
     }
 }