Add Blogger (#2127)

README.md

@@ -1072,6 +1072,7 @@ API | Description | Auth | HTTPS | CORS |
 |---|---|---|---|---|
 | [4chan](https://github.com/4chan/4chan-API) | Simple image-based bulletin board dedicated to a variety of topics | No | Yes | Yes |
 | [Ayrshare](https://www.ayrshare.com) | Social media APIs to post, get analytics, and manage multiple users social media accounts | `apiKey` | Yes | Yes |
+| [Blogger](https://developers.google.com/blogger/) | The Blogger APIs allows client applications to view and update Blogger content | `OAuth` | Yes | Unknown |
 | [Buffer](https://buffer.com/developers/api) | Access to pending and sent updates in Buffer | `OAuth` | Yes | Unknown |
 | [Cisco Spark](https://developer.ciscospark.com) | Team Collaboration Software | `OAuth` | Yes | Unknown |
 | [Dangerous Discord Database](https://discord.riverside.rocks/docs/index.php) | Database of malicious Discord accounts | `apiKey` | Yes | Unknown |