Add Harry Potter API (#1035)

README.md

@@ -846,6 +846,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Breaking Bad Quotes](https://github.com/shevabam/breaking-bad-quotes) | Some Breaking Bad quotes | No | Yes | Unknown |
 | [Czech Television](http://www.ceskatelevize.cz/xml/tv-program/) | TV programme of Czech TV | No | No | Unknown |
 | [Dailymotion](https://developer.dailymotion.com/) | Dailymotion Developer API | `OAuth` | Yes | Unknown |
+| [Harry Potter](https://www.potterapi.com/) | Harry Potter API | `apiKey` | Yes | Yes |
 | [Open Movie Database](http://www.omdbapi.com/) | Movie information | `apiKey` | Yes | Unknown |
 | [Ron Swanson Quotes](https://github.com/jamesseanwright/ron-swanson-quotes#ron-swanson-quotes-api) | Television | No | Yes | Unknown |
 | [STAPI](http://stapi.co) | Information on all things Star Trek | No | No | No |