Add setting for allowing non-English name in player list (#2556)

Non-vanilla server may have player name other than English, for example Chinese server can have player name in Chinese. This setting allow MCC to display those non-English name in the player list.

docs/guide/configuration.md

@@ -596,6 +596,16 @@ Coordinate = { x = 145, y = 64, y = 2045 }
 
 **A movement speed higher than 2 may be considered cheating by some plugins.**
 
+#### `IgnoreInvalidPlayerName`
+
+-   **Description:**
+
+    Minecraft player name can only consist of English letters, numbers, and underscore symbols. Other name will be considered as invalid and ignored by default.
+
+-   **Type:** `boolean`
+
+-   **Default:** `true`
+
 </div>
 
 ### Account List section