Allow reply to whispers if you are under CONFIG_CHAT_WHISPER_LEVEL_REQ, and implement feature for GMs to remove single players from their WhisperWhiteList.

src/server/scripts/Commands/cs_message.cpp

@@ -186,7 +186,7 @@ public:
             return true;
         }
 
-        std::string argStr = (char*)args;
+        std::string argStr = strtok((char*)args, " ");
         // whisper on
         if (argStr == "on")
         {
@@ -205,6 +205,23 @@ public:
             return true;
         }
 
+        if (argStr == "remove")
+        {
+            std::string name = strtok(NULL, " ");
+            if (normalizePlayerName(name))
+                if (Player* player = sObjectAccessor->FindPlayerByName(name))
+                {
+                    handler->GetSession()->GetPlayer()->RemoveFromWhisperWhiteList(player->GetGUID());
+                    handler->PSendSysMessage(LANG_COMMAND_WHISPEROFFPLAYER, name);
+                    return true;
+                }
+                else
+                {
+                    handler->PSendSysMessage(LANG_PLAYER_NOT_FOUND, name);
+                    handler->SetSentErrorMessage(true);
+                    return false;
+                }
+        }
         handler->SendSysMessage(LANG_USE_BOL);
         handler->SetSentErrorMessage(true);
         return false;