Prevent Whitespace Messages From Being Sent

When the hastebin upload happened, it'd remove that content from the
original message, and if that was the only thing containing in that
message then blank messages would be sent to irc.

IRC-Relay/Program.cs

@@ -106,10 +106,14 @@ public async Task OnDiscordMessage(SocketMessage messageParam)
                 return;
             }
 
-            Console.ForegroundColor = ConsoleColor.Cyan;
-            Console.WriteLine("Discord -> IRC <" + messageParam.Author.Username + ">: " + formatted);
+            if (formatted.Replace(" ", "").Replace("\n", "").Length != 0) // if the string is empty or just spaces
+            {
+                Console.ForegroundColor = ConsoleColor.Cyan;
+                Console.WriteLine("Discord -> IRC <" + messageParam.Author.Username + ">: " + formatted);
+
+                Program.IRC.SendMessage(SendType.Message, Config.Config.Instance.IRCChannel, "<" + messageParam.Author.Username + "> " + formatted);
+            }
 
-            Program.IRC.SendMessage(SendType.Message, Config.Config.Instance.IRCChannel, "<" + messageParam.Author.Username + "> " + formatted);
             if (!url.Equals(""))
             {
                 Console.ForegroundColor = ConsoleColor.Cyan;