Fix EnterTypingState impl for doc inheritance

src/Discord.Net.Rest/Entities/Channels/RestDMChannel.cs

@@ -120,6 +120,7 @@ namespace Discord.Rest
         /// <inheritdoc />
         public Task TriggerTypingAsync(RequestOptions options = null)
             => ChannelHelper.TriggerTypingAsync(this, Discord, options);
+        /// <inheritdoc />
         public IDisposable EnterTypingState(RequestOptions options = null)
             => ChannelHelper.EnterTypingState(this, Discord, options);
 
@@ -183,9 +184,6 @@ namespace Discord.Rest
         /// <inheritdoc />
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        /// <inheritdoc />
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IChannel
         /// <inheritdoc />

src/Discord.Net.Rest/Entities/Channels/RestGroupChannel.cs

@@ -130,6 +130,7 @@ namespace Discord.Rest
         /// <inheritdoc />
         public Task TriggerTypingAsync(RequestOptions options = null)
             => ChannelHelper.TriggerTypingAsync(this, Discord, options);
+        /// <inheritdoc />
         public IDisposable EnterTypingState(RequestOptions options = null)
             => ChannelHelper.EnterTypingState(this, Discord, options);
 
@@ -181,8 +182,6 @@ namespace Discord.Rest
             => await SendFileAsync(stream, filename, text, isTTS, embed, options).ConfigureAwait(false);
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IAudioChannel
         /// <inheritdoc />

src/Discord.Net.Rest/Entities/Channels/RestTextChannel.cs

@@ -126,6 +126,7 @@ namespace Discord.Rest
         /// <inheritdoc />
         public Task TriggerTypingAsync(RequestOptions options = null)
             => ChannelHelper.TriggerTypingAsync(this, Discord, options);
+        /// <inheritdoc />
         public IDisposable EnterTypingState(RequestOptions options = null)
             => ChannelHelper.EnterTypingState(this, Discord, options);
         
@@ -200,9 +201,6 @@ namespace Discord.Rest
         /// <inheritdoc />
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        /// <inheritdoc />
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IGuildChannel
         /// <inheritdoc />

src/Discord.Net.Rest/Entities/Channels/RpcVirtualMessageChannel.cs

@@ -41,13 +41,17 @@ namespace Discord.Rest
 
             => ChannelHelper.SendFileAsync(this, Discord, stream, filename, text, isTTS, embed, options);
 
+        /// <inheritdoc />
         public Task DeleteMessageAsync(ulong messageId, RequestOptions options = null)
             => ChannelHelper.DeleteMessageAsync(this, messageId, Discord, options);
+        /// <inheritdoc />
         public Task DeleteMessageAsync(IMessage message, RequestOptions options = null)
             => ChannelHelper.DeleteMessageAsync(this, message.Id, Discord, options);
 
+        /// <inheritdoc />
         public Task TriggerTypingAsync(RequestOptions options = null)
             => ChannelHelper.TriggerTypingAsync(this, Discord, options);
+        /// <inheritdoc />
         public IDisposable EnterTypingState(RequestOptions options = null)
             => ChannelHelper.EnterTypingState(this, Discord, options);
 
@@ -92,8 +96,6 @@ namespace Discord.Rest
             => await SendFileAsync(stream, filename, text, isTTS, embed, options).ConfigureAwait(false);
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IChannel
         string IChannel.Name => 

src/Discord.Net.WebSocket/Entities/Channels/SocketDMChannel.cs

@@ -113,7 +113,7 @@ namespace Discord.WebSocket
             if (id == Recipient.Id)
                 return Recipient;
             else if (id == Discord.CurrentUser.Id)
-                return Discord.CurrentUser as SocketSelfUser;
+                return Discord.CurrentUser;
             else
                 return null;
         }
@@ -171,9 +171,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        /// <inheritdoc />
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IChannel
         /// <inheritdoc />

src/Discord.Net.WebSocket/Entities/Channels/SocketGroupChannel.cs

@@ -249,9 +249,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        /// <inheritdoc />
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         //IAudioChannel
         /// <inheritdoc />

src/Discord.Net.WebSocket/Entities/Channels/SocketTextChannel.cs

@@ -118,6 +118,7 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public Task TriggerTypingAsync(RequestOptions options = null)
             => ChannelHelper.TriggerTypingAsync(this, Discord, options);
+        /// <inheritdoc />
         public IDisposable EnterTypingState(RequestOptions options = null)
             => ChannelHelper.EnterTypingState(this, Discord, options);
 
@@ -226,9 +227,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         async Task<IUserMessage> IMessageChannel.SendMessageAsync(string text, bool isTTS, Embed embed, RequestOptions options)
             => await SendMessageAsync(text, isTTS, embed, options).ConfigureAwait(false);
-        /// <inheritdoc />
-        IDisposable IMessageChannel.EnterTypingState(RequestOptions options)
-            => EnterTypingState(options);
 
         // INestedChannel
         Task<ICategoryChannel> INestedChannel.GetCategoryAsync(CacheMode mode, RequestOptions options)