Add APITemplate.io (#2912)

* Add APITemplate.io API

README.md

@@ -1283,6 +1283,7 @@ API | Description | Auth | HTTPS | CORS |
 API | Description | Auth | HTTPS | CORS |
 |---|---|---|---|---|
 | [apilayer screenshotlayer](https://screenshotlayer.com) | URL 2 Image | No | Yes | Unknown |
+| [APITemplate.io](https://apitemplate.io) | Dynamically generate images and PDFs from templates with a simple API | `apiKey` | Yes | Yes |    
 | [Bruzu](https://docs.bruzu.com) | Image generation with query string | `apiKey` | Yes | Yes |
 | [CheetahO](https://cheetaho.com/docs/getting-started/) | Photo optimization and resize | `apiKey` | Yes | Unknown |
 | [Dagpi](https://dagpi.xyz) | Image manipulation and processing | `apiKey` | Yes | Unknown |