Document some more of the REST client stuff

src/Discord.Net/Net/Rest/DefaultRestClient.cs

@@ -58,27 +58,28 @@ namespace Discord.Net.Rest
             Dispose(true);
         }
 
-        /// <summary> Sets a header to be used in REST requests. </summary>
+        /// <inheritdoc/>
         public void SetHeader(string key, string value)
         {
             _client.DefaultRequestHeaders.Remove(key);
             if (value != null)
                 _client.DefaultRequestHeaders.Add(key, value);
         }
-        /// <summary> Sets the global cancellation token for any requests made by this instance. </summary>
+        /// <inheritdoc/>
         public void SetCancelToken(CancellationToken cancelToken)
         {
             _parentToken = cancelToken;
             _cancelToken = CancellationTokenSource.CreateLinkedTokenSource(_parentToken, _cancelTokenSource.Token).Token;
         }
 
-        /// <summary> Sends a request with no body to the given endpoint. </summary>
+        /// <inheritdoc/>
         public async Task<Stream> SendAsync(string method, string endpoint, bool headerOnly = false)
         {
             string uri = Path.Combine(_baseUrl, endpoint);
             using (var restRequest = new HttpRequestMessage(GetMethod(method), uri))
                 return await SendInternalAsync(restRequest, headerOnly).ConfigureAwait(false);
         }
+        /// <inheritdoc/>
         public async Task<Stream> SendAsync(string method, string endpoint, string json, bool headerOnly = false)
         {
             string uri = Path.Combine(_baseUrl, endpoint);
@@ -88,6 +89,7 @@ namespace Discord.Net.Rest
                 return await SendInternalAsync(restRequest, headerOnly).ConfigureAwait(false);
             }
         }
+        /// <inheritdoc/>
         public async Task<Stream> SendAsync(string method, string endpoint, IReadOnlyDictionary<string, object> multipartParams, bool headerOnly = false)
         {
             string uri = Path.Combine(_baseUrl, endpoint);

src/Discord.Net/Net/Rest/IRestClient.cs

@@ -8,11 +8,16 @@ namespace Discord.Net.Rest
     //TODO: Add docstrings
     public interface IRestClient
     {
+        /// <summary> Sets a header to be used in REST requests. </summary>
         void SetHeader(string key, string value);
+        /// <summary> Sets the global cancellation token for any requests made by this instance. </summary>
         void SetCancelToken(CancellationToken cancelToken);
 
+        /// <summary> Sends a request with no body to the given endpoint. </summary>
         Task<Stream> SendAsync(string method, string endpoint, bool headerOnly = false);
+        /// <summary> Sends a request with a body to the given endpoint. </summary>
         Task<Stream> SendAsync(string method, string endpoint, string json, bool headerOnly = false);
+        /// <summary> Sends a multipart request with the given parameters to the given endpoint. </summary>
         Task<Stream> SendAsync(string method, string endpoint, IReadOnlyDictionary<string, object> multipartParams, bool headerOnly = false);
     }
 }

src/Discord.Net/Net/Rest/RestClientProvider.cs

@@ -1,4 +1,5 @@
 namespace Discord.Net.Rest
 {
+    /// <summary> A delegate for creating a user-defined implementation of <see cref="IRestClient"/> </summary>
     public delegate IRestClient RestClientProvider(string baseUrl);
 }

src/Discord.Net/Rest/DiscordRestConfig.cs

@@ -2,8 +2,10 @@
 
 namespace Discord.Rest
 {
+    /// <summary> A set of common configuration options for REST clients. </summary>
     public class DiscordRestConfig : DiscordConfig
     {
+        /// <summary> Gets the user agent used in REST API calls </summary>
         public static string UserAgent { get; } = $"DiscordBot (https://github.com/RogueException/Discord.Net, v{Version})";
         
         internal const int RestTimeout = 10000;