Add sort param to comments doc (#79)

Author: ioslife

docs/v1/get-comments.md

@@ -14,13 +14,14 @@ A call to this endpoint returns comments of a specified kind: game, achievement,
 
 ### Query Parameters
 
-| Name | Required? | Description                                                                                             |
-| :--- | :-------- | :------------------------------------------------------------------------------------------------------ |
-| `y`  | Yes       | Your web API key.                                                                                       |
-| `i`  | Yes       | The target game or achievement ID (if type is 1 or 2). The target username or user ULID (if type is 3). |
-| `t`  | Sometimes | The target comment kind: 1 (game), 2 (achievement), or 3 (user). Required if type is 1 or 2.            |
-| `c`  |           | Count, number of records to return (default: 100, max: 500).                                            |
-| `o`  |           | Offset, number of entries to skip (default: 0).                                                         |
+| Name   | Required? | Description                                                                                             |
+| :----- | :-------- | :------------------------------------------------------------------------------------------------------ |
+| `y`    | Yes       | Your web API key.                                                                                       |
+| `i`    | Yes       | The target game or achievement ID (if type is 1 or 2). The target username or user ULID (if type is 3). |
+| `t`    | Sometimes | The target comment kind: 1 (game), 2 (achievement), or 3 (user). Required if type is 1 or 2.            |
+| `c`    |           | Count, number of records to return (default: 100, max: 500).                                            |
+| `o`    |           | Offset, number of entries to skip (default: 0).                                                         |
+| `sort` |           | Sort order, sort comments. 'submitted' = ascending, '-submitted' = descending (default: 'submitted')    |
 
 ## Client Library