Added new getting started guide

Thanks @MinnDevelopment for his awesome work on
the JDA guide that had no influence here at all.

docs/guides/samples/intro/async-context.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Threading.Tasks;
+
+namespace MyBot
+{
+	public class Program
+	{
+		public static void Main(string[] args)
+			=> new Program().MainAsync().GetAwaiter().GetResult();
+
+		public async Task MainAsync()
+		{
+		}
+	}
+}

docs/guides/samples/intro/client.cs

@@ -0,0 +1,16 @@
+// Program.cs
+using Discord.WebSocket;
+// ...
+public async Task MainAsync()
+{
+	var client = new DiscordSocketClient();
+
+	client.Log += Log;
+
+	string token = "abcdefg..."; // Remember to keep this private!
+	await client.LoginAsync(TokenType.Bot, token);
+	await client.StartAsync();
+
+	// Block this task until the program is closed.
+	await Task.Delay(-1);
+}

docs/guides/samples/intro/complete.cs

@@ -0,0 +1,42 @@
+using Discord;
+using Discord.WebSocket;
+using System;
+using System.Threading.Tasks;
+
+namespace MyBot
+{
+	public class Program
+	{
+		public static void Main(string[] args)
+			=> new Program().MainAsync().GetAwaiter().GetResult();
+
+		public async Task MainAsync()
+		{
+			var client = new DiscordSocketClient();
+
+			client.Log += Log;
+			client.MessageReceived += MessageReceived;
+
+			string token = "abcdefg..."; // Remember to keep this private!
+			await client.LoginAsync(TokenType.Bot, token);
+			await client.StartAsync();
+
+			// Block this task until the program is closed.
+			await Task.Delay(-1);
+		}
+
+		private async Task MessageReceived(SocketMessage message)
+		{
+			if (message.Content == "!ping")
+			{
+				await message.Channel.SendMessageAsync("Pong!");
+			}
+		}
+
+		private Task Log(LogMessage msg)
+		{
+			Console.WriteLine(msg.ToString());
+			return Task.CompletedTask;
+		}
+	}
+}

docs/guides/samples/intro/logging.cs

@@ -0,0 +1,22 @@
+using Discord;
+using System;
+using System.Threading.Tasks;
+
+namespace MyBot
+{
+	public class Program
+	{
+		public static void Main(string[] args)
+			=> new Program().MainAsync().GetAwaiter().GetResult();
+
+		public async Task MainAsync()
+		{
+		}
+
+		private Task Log(LogMessage msg)
+		{
+			Console.WriteLine(msg.ToString());
+			return Task.CompletedTask;
+		}
+	}
+}

docs/guides/samples/intro/message.cs

@@ -0,0 +1,14 @@
+public async Task MainAsync()
+{
+	// client.Log ...
+	client.MessageReceived += MessageReceived;
+	// ...
+}
+
+private async Task MessageReceived(SocketMessage message)
+{
+	if (message.Content == "!ping")
+	{
+		await message.Channel.SendMessageAsync("Pong!");
+	}
+}

docs/guides/samples/intro/structure.cs

@@ -77,7 +77,6 @@ class Program
 
         // Login and connect.
         await _client.LoginAsync(TokenType.Bot, /* <DON'T HARDCODE YOUR TOKEN> */);
-        // Prior to rc-00608 this was ConnectAsync(); 
         await _client.StartAsync();
         
         // Wait infinitely so your bot actually stays connected.
@@ -96,10 +95,10 @@ class Program
         await _commands.AddModuleAsync<SomeModule>();
 
         // Subscribe a handler to see if a message invokes a command.
-        _client.MessageReceived += CmdHandler;
+        _client.MessageReceived += HandleCommandAsync;
     }
 
-    private async Task CmdHandler(SocketMessage arg)
+    private async Task HandleCommandAsync(SocketMessage arg)
     {
         // Bail out if it's a System Message.
         var msg = arg as SocketUserMessage;